Fix the sentence by following the apostrophe rule.
cats personalities and dogs personalities are often considered calming to humans. (10 points)
cat's personalities and dog's personalities are often considered calming to humans.
cats' personalities and dogs' personalities are often considered calming to humans.
cats personalities and dogs personalities are often considered calming to human's.
cats' personalities and dogs' personalities are often considered calming to humans'.

Among the sentences presented above, the one with the fixed sentence by following the apostrophe rule. Cats' personalities and dogs' personalities are often considered calming to humans.

Cats' personalities and dogs' personalities are often considered calming to humans. This is the only sentence that has applied the apostrophe rule correctly,

The bold type letters indicate the presence of the apostrophe used to indincate possession. The plural nouns are in the genitive case and when the plural finishes in "s", the apostrophe is put above the word.

These sentences have not applied the rule correctly:

-Cats personalities and dogs personalities are often considered calming to humans. ( Right version: Cats' personalities and dogs' personalities are often considered calming to humans)

-Cat's personalities and dog's personalities are often considered calming to humans. ( Right version: My Cat's personality and my dog's personality are often considered calming to me. If the noun is in the singular, this refers to a particular case. Plural nouns are used to make generalizations).

-Cats personalities and dogs personalities are often considered calming to human's. ( Right version: Cats' personalities and dogs' personalities are often considered calming to humans. Humans is a noun in the plural. It is in the nominative case , not in the genitive case. It is not indicating possession.)

-Cats' personalities and dogs' personalities are often considered calming to humans'. ( Right version: Cats' personalities and dogs' personalities are often considered calming to humans. Humans must not carry the apostrophe because it is in the nominative case.)

- "a nonrestrictive clause functions as a modifier to a noun (that is an object, person or concept). these clauses can be described by the following three options: it is set off by comas, it contains a subject and a verbs and it adds nonessential information to the sentence.

for example, in "here is bill gates, who confounded microsoft software company" we can identify "who confounded microsoft software company" as a nonrestrictive clause modifying the noun bill gates. this clause can be describes as a nonrestrictive clause because it is separated by a comma, it adds nonessential information to identify who bill gates is and it must contain both a subject (who) and a verb (confounded)."