Can you give the answers for all of them thanks

Addison Inc. plans to accumulate exist450,000 in 8 years by making 8 equal annual deposits to a fund paying (10% interest annually). The deposit is to be made at the end of each year with the first deposit being made at the end of the first year. In order to calculate the required amount of each annual deposit (i.e. rent). Addison should apply which of the following time value concept? a. The present value of annuity due concept c. The future value or ordinary annuity concept b. The present value of ordinary annuity concept d. The future value of single - sum concept The period - end adjustment of bad depts. a. Decrease the net realizable value of accounts receivable b. Decrease the allowance for uncollectable accounts c. Increase the net realizable value of accounts receivable d. Has no effect on the net realizable value of accounts receivable Under the lower - of - cost - market (LCM) inventory valuation, the designated market value: a. Is always the lowest value or replacement cost, celling, and floor b. Is always the highest value of replacement cost, celling, and floor c. Is always the lower value of historical cost and replacement cost d. Is always the middle value of replacement cost, celling, and floor