Evaluate the positive and negative effects of the Columbian Exchange between Afro-Eurasia, the Americas, and the Caribbean between 1450-1900.

Want free brainliest + free points? answer this correctly and i got you the majority of collisions are preventable through a. good defensive driving habits b. bad defensive driving habits c. good luck d. new technologies

Which of the following entities ensure that national security policies are carried out? check all that apply.

Melissa is fearful of men and refuses to go on dates. her therapist suggests that she is fearful because she was sexually abused when she was young. the therapist's suggestion most clearly reflects a perspective. a.) humanistic b.) behavioral c.) biological d.) psychoanalytic e.) sociocultural