Answer and Explanation:
a. According to the given situation expense to be recorded of $3,300, as the expense is equivalent to supplies used during the period that is $3,300.
b. According to the given situation expense to be recognized as $6,400 because advertising expense is for the current period is equivalent to cash paid.
c. Expense to be recognized i.e. $5,100 as the salaries are not paid still, here the expense is getting ‘accrued’ in the accrual method and recognized as an expense for the present period.