By having Robert conduct all 15 of the first-round interviews, there is consistency of the rater during the interview process. This consistency is known as Multiple Choice trained observation. confirmation bias. selective attention. reliability. validity.

reliability

Explanation:

Reliability means the quantity of having consistent or remains same. Since Robert interviewed for all 15 candidates in consistency manner also the rating done by him is correct and accurate

Therefore this consistency represent the reliability

Hence, the correct option is reliability

Therefore the same is to be considered

Ifound the exercise on the internet. attached is the list mentioned above.in order for a compound to be considered optically active it can't have any axis or plan of symmetry. the molecule  shouldn't also  be superimposable on its mirror image.with such considerations, the compounds that are optically active are: -third compound on the first image is optically active; -second and third compound from the second image are optically actives.