Earth was not always divided into the continents as we see them today. Landmasses have divided and changed shape due to the movement of Earth’s tectonic plates. Which of the following is NOT a result of plate tectonics? A. Volcanic activity
B. Earthquakes and shifting
C. Change in the size of ocean
D. Convection curents in mantle

it is a

explanation:

answer; i believe the answer is hydraulic action;

it also supports my hypothesis. if you rest first you can squeeze the clothespin more times. from the data i collected the average of the eight people concluded exercise makes your muscles more fatigued and less able to squeeze the clothespin compared to resting before squeezing.