part b - constructing a thesis (3 points each)\n9. turn the following opinion into a strong thesis…

Brief Explanations:

A thesis statement should be specific, arguable, and provide a clear direction. The original opinion "School lunches are gross" is too vague. We can make it stronger by adding reasons. For example, we can mention the quality of ingredients, the lack of variety, and the negative impact on students' health.

Answer:

School lunches are gross due to their poor - quality ingredients, lack of variety, and negative impact on students' health.