Is this correct? Will give brainliest!

if you compare the x and y values you'll see that the factor is 1/2
For example B = (4, 2) and B' = (2, 1).
Answer is 0.5
Good day!
Sadly, the answer is wrong. The answer is B, you was pretty close though! You don't have to mark me brain, you should give it to the person who answers first!
And, of course, have a wonderful day.