47. When a firm purchases supplies for its business:

Select one:

a. an adjustment will probably be required as supplies are used.

b. the supplies expense account should always be debited.

c. the supplies account should always be debited.

d. either the supplies account or the supplies expense account should be credited.

(I know it can be either Option C or Option A... and I am getting conflicting answers from others... please choose 1 if you are 100% sure and explain your reason why it can not be the other option.. thanks.)