Question

after examining an experimental procedure, amir noticed that there was an error in the experimental design. he should
be skeptical of the results
be open - minded about the experiment
accept the results and conclusions without question
repeat the experiment to develop scientific consensus

Explanation:

An error in experimental design can affect results. One should be skeptical as the results may be inaccurate due to the design - flaw. Being open - minded doesn't address the design error, accepting results without question is wrong given the error, and repeating the experiment without fixing the design won't help.

Answer:

A. be skeptical of the results