Regent Plumbing Company provides plumbing services. The company is a sole proprietorship. Selected transactions of Regent Plumbing Company are described as follows: a) Sharon Regent, the owner, contributed $6,000 cash in exchange for capital. b) Paid $4,000 cash for equipment to be used for plumbing repairs. c) Borrowed $10,000 from a local bank and deposited the money in the checking account. d) Paid $700 rent for the year. e) Paid $200 cash for plumbing supplies to be used next year. f) Completed a plumbing repair project for a local lawyer and received $3,000 cash. Calculate the net income. Assume plumbing supplies of $200 are left at the end of the accounting period. O A. $500 O B. $2,800 OC. $2,300 OD. $3,000