A claim is simply a statement of opinion, your point of view regarding a topic however, a strong claim in a argument should be significant

Which sentence contains the most significant Claim
A. Carrots are great vegetables to grow in your home garden.
B. Carrots are the easiest vegetable to grow, because they do not need much attention.
C. Carrots are the prettiest plants to grow in a garden
D. Carrots are grown in many home gardens, especially in the spring and fall months.

The sentence that contains the most significant claim is D. "Carrots are grown in many home gardens, especially in the spring and fall months."