Final answer:
The answer is an assumption not made.
Step-by-step explanation:
Based on the given information, we can determine that the answer is B. Assumption Not Made.
The statement does not provide enough information to determine whether the assumption that the number of unemployed citizens should be less than 12 million is made or not. It only states that at the beginning of 2012, over 12 million US citizens were unemployed, which could be due to various factors.