HELP ME WITH THIS QUESTION PLEASE AND ILL GIVE SOMEBODY THE BRAINLIEST ANSWER I want to get an iwatch 3, the 38mm costs $169.00 at Walmart, and the 42 mm cost $199.00. The difference is found by using?

A. Multiplication
B. Division
C. Addition
D. Subtraction

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b?