In Young's Double-Slit Experiment a Laser Beam Is Aimed at an Opaque

In Young's double-slit experiment a laser beam is aimed at an opaque screen containing two long narrow slits that are very close together.The interference pattern in the form of equally spaced dark and bright lines,called interference fringes,is observed on a viewing screen.When the viewing screen is moved closer to the double slit,the interference fringes

A) get brighter.
B) get brighter and also get closer.
C) get brighter and also get farther apart.
D) get out of focus.
E) disappear.