Please explain how you got the answer and show the work needed, thank you!

16) Ms. Angel Pretzel wants to buy a new car in 4 years. She knows that she can earn 12% interest compounded semi-annually. How much must she deposit now in order to have $30,000 at the end of 4 years? Use Table PV-1. EXHIBIT B-7 Table PV-1 Present Value of $1 Present Values of $1 Due In n Periods Discount Rate Number of Periods (2) 6% 10% 12- 15% 20% 1052 197 712 570 792 735 572 784 747 621 567 0-42 564 432 235 1901 923 637 627 540 467 327 10 862 614 558 460 322 247 20 820 312 104 OUT 026 24 700 2 158 06 035 1013 032 017 007 001 A) $22,390.00 *B) $18,810.00 C) $38,413.00 D) $19,080.00