Answer:
A. 4
Step-by-step explanation:
We can look at the number line and find B and A
we get
B=-7
A=3
now, we can find |B| and |A|


now, we can find
|B|-|A|
now, we can plug values


So,
option-A
Bsnndnsndndnndndndndndndndn
(x - 7)² + (y - 3)² = 4 is your equation.