philvi6325 philvi6325 20-02-2024 Computers and Technology contestada Tom enters =COUNTBLANK(B2:B100) in a cell of his spreadsheet to achieve some goal. Which of the following is equivalent to the formula that Tom uses? a) =COUNTA(B2:B100) b) =COUNTIF(B2:B100, ) c) =SUM(B2:B100) d) =AVERAGE(B2:B100)