Read this sentence from the essay: First, the plesiosaur is an air breather. Such a creature would need to surface often and, therefore, be seen more frequently.

Based on the text, what does the word frequently mean?

Giving more and stronger confidence

Going from one place to another

Happening often or repeatedly

Visiting or dropping by briefly

How are independent clauses and dependent clauses? different? a. independent clauses have a subject and a? verb; dependent clauses do not. b. dependent clauses have a subject and a? verb; independent clauses do not. c. dependent clauses tell a complete? thought; independent clauses do not. d. independent clauses tell a complete? thought; dependent clauses do not.