Which word is closest meaning to "placid"

If one writes logically, he will prove his point. is this sentence correct or contains an unwarranted shift in person?

Which statements are true of an allegory? check all that apply. it is an extended metaphor. it has literal and symbolic meanings. it to communicate an abstract concept. it is an exact representation of actual events. it uses objects to represent a single characteristic. it has moral, social, religious, or political significance.

In charlotte web, what compliment did charlotte pay to wilbur