What is relative referencing? A) a system of referring to cells using letters for columns and numbers for rows

B)a method of formatting text in spreadsheet cells so none of it is cut off

C)a formula for calculating the optimal width of columns and height of rows

D) a bulleted list of all of the information included in a spreadsheet

*write a program that defines symbolic names for several string literals (chars between quotes). * use each symbolic name in a variable definition. * use of symbolic to compose the assembly code instruction set can perform vara = (vara - varb) + (varc - vard); ensure that variable is in unsigned integer data type. * you should also further enhance your symbolic logic block to to perform expression by introducing addition substitution rule. vara = (vara+varb) - (varc+vard).