Select the sentence that clearly links a modifying word, phrase, or clause to the word it modifies. Waiting to be fed, the students took food to the animals.

The students from the ninth grade volunteered at the zoo.

By going into the storage shed supplies can be found.

The head zookeeper told the volunteers during their shift they could have a tour.

Aman lives on the twelfth floor of an apartment building. every morning he takes the elevator down to the lobby and leaves the building. in the evening, he gets into the elevator, and, if there is someone else in the elevator -- or if it was raining that day -- he goes back to his floor directly. otherwise, he goes to the tenth floor and walks up two flights of stairs to his apartment.