Question

use the drop-down arrow to complete the sentence.
a higher return on investment (roi) is likely when the cost of education is
and the
potential salary after graduation is
.

Explanation:

Return on Investment (ROI) for education is calculated (conceptually) as related to the benefit (salary) relative to the cost. A lower cost of education means less investment, and a higher potential salary means more return. So to get a higher ROI, education cost should be low (or lower) and potential salary should be high (or higher).

Answer:

First drop - down: low (or lower)
Second drop - down: high (or higher)