Which sentence contains an adverbal clause

Question

Make sure to print out your tickets before you go to the theater
I want to visit a beach in California where I can enjoy the waves
Many people love vanilla ice cream which happens to be my favorite flavor
Whether students have enough time to rest depends on how much homework they're assigned

Answer 1

The sentence that contains an adverbial clause is:

"Whether students have enough time to rest depends on how much homework they're assigned."

In this sentence, "Whether students have enough time to rest" is the adverbial clause, as it provides information about the condition under which the action (depending) occurs.