Answer:

A. Concave mirror

Explanation:

To see an enlarged image of our face, we use a concave mirror. This is because when an object is extremely close to a concave mirror, it forms a virtual, erect and enlarged image. Whereas, in a convex mirror, the image formed is virtual, erect and smaller than the object.

Concave mirror is used to enlarged image of  our face because we know when an image is placed between pole and focus of an concave mirror it looks enlarge.

Eg:- Concave mirrors are also used as shaving mirrors by man to see larger image of his face.