Question

IDENTIFYING SENTENCE STRUCTURES In the space provided, identify each of the following sentences by writing S for simple, CD for compound, CX for complex, or CD-CX for compound-complex.

Example
1.
CD-CX
Although many book reviewers ignored J. K. Rowling's first book, Harry Potter and the Sorcerer's Stone, readers paid attention, and it became a hit.

The first three Harry Potter books landed on the bestseller lists because both young people and adults enjoy the stories that follow Harry through his challenging life.

Answer 1

The sentence given above is A COMPOUND COMPLEX SENTENCE.
A compound complex sentence is a sentence which is made up of at least two independent clauses joined by a conjunction and one dependent clause. In the sentence given above, there are two independent clauses and one depend clause as follows:
1. The first three Harry Potter books landed on the bestseller lists.
2. Both young and adult enjoy the stories.
3. That follow Harry through his challenging life.
Sentence 1 and 2 are independent clauses while sentence 3 is dependent clause.

Answer 2

its a COMPOUND COMPLEX sentence.