Your answer would be 4.
If we substitute in x = -8 and y = -4 into the expression, we get:

This then becomes:
=
= 4.
I hope this helps!
Answer:
.
Step-by-step explanation:
Distance formula : Distance between points (a,b) and (c,d) is given by :-

Distance between points
.

Hence, the correct option is
.