Upon comparing the costs and benefits, both private and social, of education leads economists to the conclusion that the _____.a. socially optimal strategy would be to focus on primary educationb....

Upon comparing the costs and benefits, both private and social, of education leads economists to the conclusion that the _____. a. socially optimal strategy would be to focus on primary education b. socially optimal strategy would be to focus on secondary education c. privately optimal strategy would be to focus on secondary education d. privately optimal strategy would be to focus on private education e. None of the above