What are the first 4 multiples of 5?

The correct option is A 5, 10, 15, 20
A multiple of a number is a number obtained by multiplying it by a natural number.

First 4 multiples of 5 are:
$5\times 1=5$
$5\times 2=10$
$5\times 3=15$
$5\times 4=20$