Aloose union of independent states is a?

This system of government gives all key powers to the national government. unitary. A loose union of independent states is a. confederacy. The effort to control or influence the conduct of government is called.

Binet suggested the concept of mental age, or a measure of intelligence based on the average abilities of children of a certain age group.

and for the second question

If a child has a mental age of 10. What does that mean? That the child does as well as the average 10 year old.

Explanation:

i hope this helped heave a great day ^^