Question

Best explained/correct answer gets brainliest.

Answer 1

3, 15, 75, 375, and here's why:
Basically, it's asking you to take 3, and multiply it by five each time to get a pattern.

1: 3
2: 3*5 = 15
3: 15*5 = 75
4: 75*5 = 375

Add these together: 
3 + 15 + 75 + 375 = 468

Your answer is "A)", 468.