Given an example of data segment below: .DATA X S P N DB DB DB ? DB ? +21, -76, +74, -99, -32, -89, -43, -121, +15, -112, +76, -17 12 Write the definition of a macro which calculates the average of the positive and negative signed numbers in array X respectively. The macro has 4 arguments. First two arguments are name (X) and size (S) of the array. Last two arguments are the averages of the positive (P) and negative (N) signed numbers. The macro ignores the remainders.