@Wannabe and Trish: Correct answer is A.
For current ratio = Current Asset/Current Liabilities
If current asset is 150 and current liability is 100. You use cash to pay off AP, let's just say $50.
In this case, current asset will be 100 and current liability will be 50. So now the current ratio is 2. Therefore current ratio went up.
For quick ratio = Quick assets/Current Liabilities
If quick asset is 100 and current liability is 200. You use cash to pay off AP, let's just say $50.
In this case, quick asset will be 50 and current liability will be 150. So now the quick ratio is 0.33333. Therefore quick ratio went down.