If a spreadsheet user wants Calc to add a range of cells, what built-in function should he or she use? A) the ADD function
B) the OPR function
C) the SUM function
D) the WIZARD function

Ulia is planning to attend the same private four-year college her parents attended. she wants to save at least $18,000 in four years to contribute to her college education. which monthly deposit amounts can julia use to achieve her goal? check all that apply.