I think it is B because the Columbian exchange was bringing what they already had in the old world to the New world and what the New world had that the old world didn’t they brought they brought to the old world if that makes sense.
The correct answer is letter C.
Explanation: In the sixth paragraph the author is identifying and then examining the motivations of different groups of people by stating in that way.
Answer:
Random assignment to groups.
Explanation:
When conducting an experiment meant to compare a particular factor between two groups of individuals, random assignment to groups is a technique to randomize the subjects. In this case, every individual from both groups is from a particular background and would not help her experiment. What would be ideal and random is to pick up several boys and girls from the same college and compare them, thus, adding the random assignments to the groups.
He can chew gum and not think about it it always helps me so
