Take a look at the pair of sentences, and then look at the combined sentence. Identify what was changed to form the new sentence.
I visited the zoo. My first stop was the tiger habitat.
When I visited the zoo, my first stop was the tiger habitat
A.
combined two independent clauses with a semicolon
B. combined two independent clauses with a comma and coordinating conjunction
C. changed one sentence to a subordinate clause D. changed one sentence to a phrase