Please let me know the answer to the following: Reliability can be simply but accurately expressed as: The ratio of true to obtained standard scores...

Hi. Please let me know the answer to the following:

Reliability can be simply but accurately expressed as:

A. The ratio of true to obtained standard scores

B. Proportion of the error which is accurate

C. The proportion of error variance in total variance

D. The proportion of true variance in the total variance

Thank you.

T