witch of the following question are correct a the product of 3/4 and 7/8 is less than 9/10 is less than 7/8. b the product of 1 1/3 and 9/10 is less than 9/10. c the product of 3/4 and 7/8 is grater than 7/8. d the product of 7/8 and 9/10 is grater than 9/10