Which answer describes the simpler problems that could be used to solve this story problem? connor bought 3 balloons and a bouquet of flowers for his grandma's birthday. each balloon cost $4 and the bouquet of flowers cost $12. how much did connor spend on his grandma's birthday? a. add the number of balloons connor bought to the number of bouquets of flowers. multiply that number by $12 and then add $4. b. calculate the amount of money connor spent on balloons. calculate the amount of money connor spent on flowers. add the two amounts. c. calculate how many more balloons connor bought than flowers. multiply this number by the price of each bouquet of flowers. subtract the 2 amounts. d. calculate the amount of money connor spent on balloons. calculate the amount of money connor spent on flowers. subtract the two amounts.