The Coastal Plains get ??
south of New England.

No one probably answered because of what your name is but here is the answer The Southern New England Coastal Plains and Hills is a region in New England, making up much of the southern part of the Northeastern Coastal Zone. It extends through a tiny part of New York State, through most of Connecticut, northwestern Rhode Island, and southeastern Massachussetts.

Explanation:

Hope it helps you

this null effect is caused by a weak manipulation and ineffective internal validity. in a scientific study, as the one dr. morimoto is trying to perfom, internal validity refers to the confidence placed in the cause-effect relationship and to how well an experiment is done and able to eliminate confounding variables.