Answer:
B. "Candidate Will Change America For The Better."
Step-by-step explanation:
A biased statement is a statement that statement that reflects a partiality, preference, or prejudice for or against a subject, such as a person, object, or idea.
In other words, it is a statement with a selection of facts, choice of words, and the quality and tone of description, to convey a particular feeling or attitude.
Hence, in this case, the topic "Candidate Will Change America For The Better." indicates the probability of bias, because, it assumes or reflect without fact, that, at the moment, America is bad or not good enough.
The topic conveys a point of view, that America is bad, and needs change, which the candidate will provide.
The other options; are mere statement of facts, that is, what the debate's topic is all about.
Option A. "Candidate Promises Change During Debate." describes what happened during the debate, that candidates made promises of change during the debate.
Option C. "Candidate Debate Focuses on Change."also describes what the candidates at the debate did, which is focusing on Change.
Option D. "Candidate Will Discuss Change At Debate." also describes, what the candidates will do at the debate