Can we draw the following hypothesis from the context (see options)?

Context:

Newington is a census-designated place (CDP) in Fairfax County, Virginia, United States. The population was 12,943 at the 2010 census. The 2010 census showed a significant decrease after half the population was split off to the newly created Newington Forest CDP.

Hypothesis: In the previous census, Newington's population was 15,754.
Pick your answer from: A. Yes; B. It's impossible to say; C. No;
B.