An avid reader, ezra attends weekly book club meetings, and he finishes several novels every month.
simple
compound
complex
compound-complex

An avid reader, Ezra attends weekly book club meetings, and he finishes several novels every month’ is an example of Compound sentence.  

Option B

Explanation:

Compound sentences are the ones that consist of more than one independent clause and which are joined by conjunctions. In the sentence- ‘An avid reader, Ezra attends weekly book club meetings, and he finishes several novels every month’ there are two Independent clauses in this line - One is ‘Ezra attends weekly book club meetings’ and second is, ‘He finishes several novels every month.’ Both the clauses are joined by the conjunction ‘and’ thus making it a compound sentence.  

answer: the first one

explanation:

explicitly is defined as “in a clear and detailed manner, leaving no room for confusion or doubt.” the rest are interpretive and not clearly proven leaving in fact possible “confusion or doubt” which explicitly, by definition cannot have.

for example: in, he, a,from