Answer:
C) 169
Explanation:
The answer is C because the square root of 169 is 13 which is a whole number. The others are decimals when taking the square root of the given number which are not whole number.
-The square root of 167 is ≈ 12.923
-The square root of 168 is ≈ 12.961
-The square root of 169 is 13
-The square root of 170 is ≈ 13.038