Answer:
B option is right.
Explanation:
To find y intercept put x=0 From given equation in question.
y = 1/2x -2
put x = 0
y = -2
From B option x+4y = -8
put x=0 to find y intercept.
4y = -8
y = -2
Note: To find x intercept put y=0 and to find y intercept put x = 0.