Analyze the map below and answer the question that follows.

A map of population density in South and Southeast Asia. Darker areas have higher population density. Higher population density areas are Indonesia, the coast of Vietnam, the northern border of India, the eastern coast of India, and Bangladesh.

Areas with higher population density are shown in solid, dark green on the map above. Which of the following areas in India has the highest population density?
A.
the Deccan Plateau
B.
the island of Java
C.
the Ganges Plain
D.
the border region near Pakistan