Married couples with children consistently report – satisfaction with their marriages than childless couples, especially when the children are –. According to marriage researchers, a discussion of – that takes place – the child is born can prevent later misunderstanding and resentment.

1. less,

2. adolescents,

3. roles and responsibilities,

4. before

Explanation:

Married couples with children consistently report LESS satisfaction with their marriages than childless couples, especially when the children are ADOLESCENT. According to marriage researchers, a discussion of ROLE AND RESPONSIBILITIES that takes place BEFORE the child is born can prevent later misunderstanding and resentment.

This is based on topics or research of Human development throughout the life span, which is basically starting from cradle and end in grave. That is, all that is involved in the physical, cognitive and psychological well being of humans, whether as a kid or through adult life.

it should be c, women were allowed to vote in all states because federal law supersedes state law.

"states can make their own laws, as long as they don't contradict what the federal law states. the states do not have the authority to pass a law that negates a federal law." -google

rain should be the answer.