A concave and convex and have the same f...

A concave and convex and have the same focal length of 20 cm and are placed in contact to form a lens combination. The combination is used to view an object of 5 length kept at 20 cm from the lens combination. As compared to the object, the image will be

magnified and invertd

reduced and erect.

of the same size as the object and erect.

of the same size as the object but inverted.

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