Read the prompt and thesis statement below.

Prompt: Your principal has proposed that the agriculture department start a school garden. Write a letter to your principal in which you take a position on this issue. Provide at least two reasons for support.

Thesis statement: School gardens can help with a school budget and increase the health of students.

Which revision of the thesis statement creates a stronger focus for the essay?

A. It is the responsibility of a school to provide good nutrition for students.
B. Economical and enjoyable, gardening is a lifelong skill that schools should introduce to students.
C. Schools should provide a garden for students to keep food costs down.
D. A school garden is a strategy to improve student nutrition and provide money for the agriculture club.