If a scientist sets up an experiment and the results do not support his hypothesis he should conclude that "he may want to alter some aspects of experiment and try it again".
<u>Answer:</u> Option B
<u>Explanation:</u>
Research and experimenting is all about search and re-search for achieving acceptable result in order to meet the demand of project accordingly. It demand huge patience and hard work but also smart work for saving time as much as possible.
If a scientist results do not support hypothesis than after a short break he should alter some steps or parameters of experiment and try it again. Because it may occurred due to an error. And errors are needed to be understood and then rectify it by repeating the procedures with more sincerity.
