What is the distance between the points named by ( -2,3 ) and ( -2,7 ) on the coordinate plane? ( -2, or 4, or 7, or 10 )

The graph of f(x) is obtained by reflecting the graph of f(x)=-3|x| over the x-axis. which equation describes f(x)? a) f(x)=3|x| b) f(x)=|x+3| c) f(x)=-3|x| d) f(x) = - |x+3|