Which is an advantage of speaking?

Speaking is an advantage because you don't have to do a lot to communicate (writing sign language). Speaking allows you to express your emotions easily to - although facial expressions do that also.

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Communication/Socialization.

Explanation:

When we speak, we are typically talking to others. This allows us to communicate our thoughts and feelings.

Also, humans need socialization. We are social animals-even introverts. Without being able to speak we would have a hard time socializing.

1.c

2.a

3.d