PARAPHRASE PLEASE Accordingly, the U. S. has important economic and national security interests in ensuring a reliable supply of helium.

30 pts

Explanation:

30pts

the best answer for these questions would be:

1.            c. is smaller

2.            d) concrete operational

3.            b) interaction with the environment – the children interact with their environment can them learn more.

4.            a) parents who reason openly with children can limit a child’s cognitive ability.