Answer:
D.The term 8f represents the cost of f stems of flowers at $8 per stem.
Explanation:
It is given The expression
13v+8f+6b+3m represents her cost, in dollars, for the arrangements when she buys v vases, f stems of flowers, b stems of wood bark, and m packages of marbles for the bottom of the vases. Cost of any item = Number of items x cost of one item.
If cost of one stem flower is $8 and f is stems of flower then 8f represents the cost of f stems of flowers at $8 per stem.Option D is the right answer.