Answer:
it could be because we have routines and do the same things everyday. Sometimes we don't even realize it.
It has to be D establish a common ground
Answer:
a set of letters or symbols in a fixed order, used to represent the basic sounds of a language; in particular, the set of letters from A to Z.
Explanation:
i hoped this helped but you should have learned this in kindergarten any ways if you really need help with something i will help