Answer:
The answer to your question is:
Step-by-step explanation:

Factorize 
Factorize 
Simplify 
I am 95% sure the answer is C
Answer:Parents: raise child, Grandparents: offer support in raising child and financially help parents, family members: can be there for support and having family time is always fun for the children and a break for the parents
Step-by-step explanation:
This is my brief explanation but basically
Parents: They have the child and they raise them in their home and see them everyday
Grandparents: Rose the parents, they are older and can give money to the parents for things they can’t afford to spend on
Family members: are part of the team
V•w = (-7i +4j)•(-6i +5j) = (-7)×(-6) +4×5 = 42 +20
v•w = 62