The option thatexplains the reason that a filmed version that uses color would be more effective than a black-and-white version of either text is: B Mendel's experiments focused on the color of the flowers of the plant, which is part of the description of the setting
It will be more logical to use the colored version of a text when discussing a topic that focuses on the colors of flowers.
This will help the reader to have a better grasp of the differences being communicated by the author. Therefore option B is right.
