How did the development of spoken language most likely influence stone age hunting groups? (select 2)
a. it them work together during the hunt
b. it made it possible for them to follow animal herds farther
c. it permitted them to domesticate herd animals
d. it allowed them to develop future hunting plans

I believe the answer is:

a. it helped them work together during the hunt

d. it allowed them to develop future hunting plans

Prior to the development of spoken language, humans communicate through gesture. This allow other humans to have a general perception on what the communicator meant.

But through spoken language, the humans could understand each other's intend to the smallest detail. This make them able to create a detailed plan before hunting and communicate better at the hunting field especially if they cannot see each other's position.

kennedy used a range of this to develop a 'flexible response' plan for any international crisis. “he also expanded the it was important, because it ordered the fall of khruschev.