The graph shows a number line marking all numbers less that 10.
Choice a:
c + 7 ≤ 3
c ≤ 3-7
c ≤ -4
Choice a is a wrong choice
Choice b:
c - 3 > 1
c > 1+3
c > 4
Choice b is a wrong choice
Choice c:
c - 7 < 3
c < 3+7
c < 10
Choice c is the correct choice
