A large landmass that is smaller than a continent is a _.

A. Submarine

B. Island

C. Subcontinent

D. Peninsula

A large landmass that is smaller than a continent is a Subcontinent. So the correct option in regards to the given question is option "C". India is a great example of a subcontinent. India is a great example of a subcontinent. A continent is made up of several subcontinents. Asia is a continent and India is a subcontinent within the continent of Asia. There are mainly seven continents in our earth. The seven continents are Asia, Africa, North America, South America, Antarctica, Europe and Australia. These continents contain several subcontinents.