Answer: The answer is

Step-by-step explanation: Given that Cooper is studying two fractions and both are less than 1. The first fraction has a denominator of 4 and rounds to 1.
So, let the first fraction be

and surely it will rounds to 1.
Also, the second fraction has a denominator of 6 and the same numerator as the first fraction.
Therefore, the second fraction will be

Thus, the second fraction will be closest to
