Ricardo and John start swimming from the same location. Ricardo starts 15 seconds before John and swims at a rate of 3 feet per second. John swims at a rate of 4 feet per second in the same direction as Ricardo. which equation could you solve to find how long it would take John to catch up with Ricardo?A. 4t+3=3t
B. 4t+60=3t
C. 3t+3=4t
D. 3t+45=4t