How can I figure out...

During the interpretation of the data of the answered questionnaires of Timothy, he cannot find sufficient basis to back up the answers taken from the questionnaire. When he re evaluated the questionnaire, the indicators in one factor do not match the theory that had been considered as a basis to answer the problem and measure the level of influence.

What goal of the questionnaire has not been achieved?

Valid

Reliable

Unbiased

Non$-$Discriminating