Umm I don’t understand this question

Step-by-step explanation:

Hey there!!

Given,

We generally divide the fraction from smallest prime number if they are divisible and make it in a simplest form.

So, let's work with it.

Divide it by 2.

=

See, it's again divisible by 2, so again divide it by 2.

=

Now, here 6 can be divided by 2, 3 but 7 can't be divided, as it is a prime number.

So, the answer is option D.

Hope it helps...