Which condition is usually associated with low air pressure systems

i need with 1.3.2 investigate cycling o2 and co2 apex

we need to see it

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.