I need help for problem B

My answer is incorrect and I would like to know what I'm doing wrong.

Capital Expenditure and Depreciation; Parital-Year Depreciation Willow Creek Company purchased and installed carpet in its new general offices on September 30 for a total cost of $9,720. The carpet is estimated to have a 10-year useful life and no residual value. a. Prepare the journal entry necessary for recording the purchase of the new carpet. September 30 Carpet 9.720 Cash 9,720 Check My Wor Is this purchase improving or extending the life of the asset? Or is this purchase something that will only benefit this period?