What does it mean for a claim to be debatable? It can be supported with evidence.

It is based on facts that cannot be refuted.

It can be proven true or false.

It is something people could have differing opinions about.

It is something people could have differing opinions about.

Explanation:

Debatable claim can be defined as a claim of which people may have differing opinions. If the claim presented in thesis is a fact, which can not be debated upon, then there's no point of it. A debatable claim is a claim on which people generally agree or disagree.

Therefore, a claim to be debatable means that it may have differing opinions of people and some may agree to it and some may disagree.

Thus option D is correct.

the pronoun reference replaces a noun, but you have to make sure there's no room for confusion.

in the first sentence "her" could be referring to shely or to the sister. the answer there is "shelly called her sister and told her about the new baby."

in the second sentence "it" could be referring to the roof or the floor. the answer there is "since the roof leaks on the family room floor, we need to repair the roof."