Answer:
D - ten million
Step-by-step explanation:
California had a population of 38.26 million in 2013
Texas had a population of 26.48 million in 2013
38.26-26.48 is closest to 10 million
A scale factor of 3 was used, because Figure B's measurements are 3 times Figure A's measurements.
Hope that helped!
18+ 13 gives you 31 so the difference between 13 and 31 is 18.
the answer is 31