Which Statement Is MOST Nearly Accurate About the Reliability of Data

Which statement is MOST nearly accurate about the reliability of data sources, instruments to collect data, and the data itself?

A) A mother is a more reliable data source than a father for information about an infant's daytime sleeping patterns.
B) When two researchers interview an individual at two different times and get essentially the same answers from the interviewee, the interview guide (instrument) has equivalent reliability.
C) When two researchers interview an individual at two different times and get essentially the same answers from the interviewee, the interview guide has stability.
D) When two researchers interview an individual at two different times and get essentially different answers from the interviewee, the interview guide has stability.