B Calhoun i just asked google
The US and USSR engaged in nuclear arms race because each country was afraid of the other gaining nuclear supremacy.
Answer: interdependent
Explanation: I'm sure you have heard of photosynthesis, this is very important to all of our communities.
It helped colonists decide to become revolutionists and fight the British. It was common sense that the British needed to be driven from America.
Europeans invaded Africa with the purpose of instilling Christianity into natives as well as introducing western ideas in education, medicine, hygiene, and monogamous marriage. The colonization of Africa was also of commercial interest. Africa provided European manufacturers with cheap labor, raw materials, and a ready market to purchase their products