What Are the Four Steps of the Sum-Of-Products Algorithm

Multiple Choice

What are the four steps of the sum-of-products algorithm?

A) compare for equality, sub-expression construction, sub-expression addition, sub-expression multiplication
B) select input column, add inputs, multiply inputs, select output column
C) add sub-expressions, multiply sub-expressions, add gates, repeat as necessary
D) truth table construction, sub-expression construction, sub-expression combination, circuit diagram production