Correcting the Trial Balance: Alphas customer returned merchandise two days after a cash sale of $900 was made. Alphas bookkeeper incorrectly recorded the journal entry

for the return twice. Alpha uses the periodic inventory system. What corrections, if any,

should be made to the trial balance?

Debit Column [ Select ] ["No correction is required.", "-900 +900", "The correct answer is not listed.", "-900", "+900 +900"]

Credit Column [ Select ] ["+900 +900", "The correct answer is not listed.", "No correction is required.", "+900", "-900"]