During the accounting period, office supplies were purchased on account for $4,000. A physical count, on the last day of the accounting period, shows $1,400 of office supplies on hand. Supplies Expense for the accounting period is $2,700. What was the beginning balance of Office Supplies? SER O A. $100 O B. $4,100 O C. $2,600 D. There is not enough information to answer this