A22-ounce bowl of crackers contains 18 percent cheese crackers. aida computed 18 percent of 22. her work is shown below.

18 percent of 22 = 1.8 x 22 = 39.6

which statement explains aida’s error?
aida did not use 0.18 for 18 percent.
aida did not multiply 1.8 and 22 correctly.
aida did not use 0.018 for 18 percent.
aida did not move the decimal point three places to the left in the answer.