During $2023,$ Culver Inc. purchased $2200,$ $$1000,7\%$ bonds. The bonds mature on March $1,2028$ and pay interest on March $1$ and September $1.$ The carrying value of the bonds at December $31,2023$ was $$1967500.$ on September $1,2024,$ after the semi$-$annual interest was received, Brandon sold half of these bonds for $$1007000.$ Culver uses straight$-$line amortization and has accounted for the bonds under the amortized cost model.The gain on the sale is

$$23250$

$$41850$

$$0$

$$4650$