which two of the following use cases are best solved using Calculation Procedures & Matrices? Choose 2 answers

which two of the following use cases are best solved using Calculation Procedures & Matrices? Choose 2 answers
A . To apply the correct factor when determining a cost
B . To return output that is calculated differently based on the date
C . To determine the list of products to display to a customer
D . To retrieve text data and convert it to an integer

Answer: A,B