Molly computed 266minus38 by first subtracting 40 from 266 to obtain 226; then, to make up for adding 2 to 38, she subtracted 2 from 226 to obtain an answer of 224. Is her thinking correct? If not, how could you help her? Question content area bottom Part 1 Choose the correct response below. A. Her thinking is not correct. Point out that when using the trading off method for a subtraction problem, both numbers need to be subtracted by 2 to compensate. B. Her thinking is correct. When using the trading off method for a subtraction problem, if one number is added by 2, the other number must also be subtracted by 2 to compensate. C. Her thinking is not correct. Point out that when using the trading off method for a subtraction problem, if one number is added by 2, nothing needs to be done to the other number. D. Her thinking is not correct. Point out that when using the trading off method for a subtraction problem, if one number is added by 2, the other number must also be added by 2 to compensate