Answer:
C. 17.156
Step-by-step explanation:
A rational number is a number that can be expressed as the ratio of two integers.
17.156 = 17.156/1 = 171.56/10 = 1715.6/100 = 17156/1000
17.156 as a fraction equals 17156/1000
17156/1000 is rational, making 17.156 a rational number.
