The picture above shows _, which single-handedly produced 17% of the nation’s oil in 1919. A.
Cushing Field
B.
Glenn Pool
C.
Grand Saline
D.
Nellie Johnstone No. 1

travels along an axon. this triggers a wave of electrical activity that passes from the cell body along the length of the axon to the synapse

the answer is a. hope this

may i see the answer choices?

after the spaniards introduced horses to plains native americans, the lives of the tribes changed. tribes became less settled and sedentary. the horse allowed them to hunt animals such as bison or buffalo, and, instead of staying in one place, tribes began to be nomadic.