The right option is; simple microscope
A magnifying glass is an example of simple microscope
A simple microscope is a microscope that uses a single lens to create a magnified image of an object. Magnifying glass is an example of a simple microscope. Magnifying glass is a convex lens that is used to enhance the magnification of an object. The lens of a magnifying glass is commonly fixed in a frame that has a hand grip where it can be held.