Explanation and Answer:
It seems like you’re discussing a scenario involving a participant in a research study. Here’s my understanding of the statements:
Dotty agreed to participate in a marketing research study about breakfast cereal. (True)
When the time came for her to try it, she only pretended to take some since she didn’t like the color of the cereal. (True)
She filled out the survey as though she had actually tasted it. (True)
Participants have a right to do this. (False)