You need to answer a given question containing a blank (_). Your answer must be one of the two objects mentioned in the question, for example "trophy" and "suitcase". Your answer must not contain a word that is not present in the question. Please don't use articles (e.g., the, a) before the answer.

Q: Mary tried to crack walnuts with her teeth for her heart healthy crunchy salad, but the _  were too weak.

A: teeth
****
Q: All of the information was not able to fit in my mind, because the _ was lacking.

A: mind
****
Q: The frog hopped off the pad and into the swamp, as the _ had become a more safe place to be.

A:
swamp
****