Question

Light is
(a) visible and also makes objects on which it falls visible.
(b) invisible but makes objects on which it falls visible.
(c) invisible but becomes visible when it falls on an object.
(d) sometimes visible and sometimes invisible but it always makes objects on which it falls visible.

Answer 1

(b) invisible but makes objects on which it falls visible.

Light is invisible by itself but makes visible the objects on which it falls.