Answer:
D. Students of the arts and natural sciences should be required to take different writing courses.
Step-by-step explanation:
A thesis statement is an interpretation of the main point raised in the text. A good thesis statement takes a stance that others can oppose or argue about. It is a result of intensive research that can be supported with evidence.
The last option presents a strong thesis statement that makes a claim. This claim can be argued by anyone who opposes it. It also interprets the main point raised at the beginning of the text, which is; Writing is a most delicate art.