What is the relationship between risk and return? a. a higher risk often means a higher return. b. a lower risk always means a higher return. c. a higher risk often means a lower return. d. a lower risk will always mean a lower return.

What is the columbian exchange? o a. the changes that resulted from europeans settling in the new world b. the relationships that columbus and his men had with the natives they met o c. the ships that columbus bought with money from the king and queen of spain o d. the increase in the number of native american towns in the new world