pls help

Which one of the following is an equation of the normal plane of the curve r(t) = (t, 2e', e2) at r(0)? Oa) 2x ty + 4z= 6 O b) 2x + 2y +z= 5 Oc) x + 2y + 2z = 6 O d) 2x + y + 2z = 4 Oe) x + 4y + 2z = 9 Of) x + 2y + 42= 8