Of the following supports for a thesis statement, which one is using specific
information known to be true and
supported by an expert in the field?
A. Facts and Example
B. Facts and Refer to Authority
C. Example and Refer to Authority

Creating Supporting Details. You can and should use a variety of kinds of support for your thesis. One of the easiest forms of support to use is personal observations and experiences. The strong point in favor of using personal anecdotes is that they add interest and emotion, both of which can pull audiences along. Explanation:

it can be c or a hope this helps

the whisper is the answer, hope this : )