What issues present the most pressing problems for mexico? select all that apply

a. economic development
b. high unemployment
c. lack of natural resources
d. low standard of living
e. reduced birth rate

A. economic development
b. high unemployment
d. low standard of living

This would be an open primary. a closed primary people can vote only prior to election day if the party if they are registered. independent voters can not participate. there is not a wide-open primary, but there is a semi-open primary.