Write a correct answer for the question. You should reason about prototypical situations and provide the correct answer. Avoid answers that provide incomplete justification for the question.

[Q]: name something parents photograph their baby doing for the first time.
[A]: walking


[Q]: what are some things that people send by email that they used to send through the mail?
[A]: letter


[Q]: how many days does a cold last?
[A]:
7