can you please solve this with an explanation

4) John started a new secretarial service. He converted his personal computer, which cost $2,700, to use in the business when it was worth $1,750. Which of the following is not true of the basis in the computer? A. For determining gain, $2,700 is used. B. For depreciation purposes, $1,750 is used. C. No loss may be recognized if the asset is sold. D. For determining either gain or loss, the basis must be reduced for depreciation allowed or allowable