someone help please! i’ll give brainliest

Answer:
y-axis
Explanation:
Quadrant I: ( + , + )
Quadrat II: ( - , + )
Quadrant III: ( - , - )
Quadrant IV: ( + , - )
x-axis = ( +/- , 0 )
y-axis = ( 0 , +/- )
Edit: You mentioned that x and y axis are options too therefore, the answer was changed.