You have a collection of $20.21, consisting of pennies, nickels, and quarters. To reduce the collection’s worth to k cents, you simultaneously replace all pennies with quarters and all quarters with pennies (all coins are replaced one time). What is the minimum possible k? <spanclass=′latex−bold′>(A)</span>105<spanclass=′latex−bold′>(B)</span>120<spanclass=′latex−bold′>(C)</span>125<spanclass=′latex−bold′>(D)</span>505<spanclass=′latex−bold′>(E)</span>101