According to data from Mint com, roughly how many Americans reported that they didn’t know how much money they’d spent in the previous month?

A. about a third

B. about half

C. about two-thirds

D. about a quarter

A. about a third

is this right

No, my mistake. The correct answer is:

C. about two-thirds

Roughly two-thirds of Americans reported that they didn't know how much money they'd spent in the previous month, according to data from Mint.com.

which is right

The correct response is:

C. about two-thirds

I apologize for the initial error. Thank you for pointing that out.