Jeff is buying apples and bananas from the farmer's market. He know that to find his total cost he will use the expression 1.25a
+ 0.50b, where a stands for the number of apples he bought and b stands for the number of bananas he bought. If he buys 4 apples and 6 bananas how much money did he spend? A) $10.00
B) $2.00
C) $7.00
D) $8.00