The electric field in a region is given by $\;\overrightarrow{E}=5 \hat{i} - 3 \hat {j}\;.$ Find $\;V_{B}-V_{A}\;.$ If A is origin & B is $\;(0,0,5)\;m$

Question

$(a)\;25\qquad(b)\;-15\qquad(c)\;0\qquad(d)\;none$