A student who has completed all college requirements is:A.a high school dropout.B.finished with a subject area.C.a college graduate.D.incarcerated.

To determine the correct answer, we can analyze the options based on the context of "completing all college requirements":

1. Option A: a high school dropout - This does not pertain to college requirements. Completing college requirements implies prior completion of high school.

2. Option B: finished with a subject area - While it is a part of the process, it does not mean that the student has completed all the requirements for graduation.

3. Option C: a college graduate - This directly states that the student has completed all requirements necessary for graduation, making it the most relevant option.

4. Option D: incarcerated - This does not relate to completing college requirements; rather, it implies a legal situation unrelated to academic achievement.

Conclusion

Based on the analysis of the options, the answer is clear. A student who has completed all college requirements is:

Final Answer

C. a college graduate.