In the following questions find out the alternative which will replace the question mark.
Microphone : Loud :: Microscope : ?

Magnify

The answer is Magnify.

The analogy is effect. A microphone makes sound louder, and a microscope makes objects appear larger. The other options do not make sense in the context of the analogy.

• Elongate means to make something longer, but it does not make something appear larger.
• Investigate means to look into something carefully, but it does not make something appear larger.
• Examine means to look at something closely, but it does not make something appear larger.