human
Question: According to classical test theory, the variance of the obtained rest scores is equal to the
A: sum of the general variance and the specific variance
B: sum of the true score variance and the error variance
C: variance error of the distribution of scores
D: variance error of the mean of the scores
Please eliminate two incorrect options first, then think it step by step and choose the most proper one option.
gpt
--- Reasoning ---
1. Is the question multiple-choice question?
Yes

--- Answer ---
grounded