Which of the following are primary rivers in Southeast Asia?
A.
the Irrawaddy, Chao Phraya, and Mekong
B.
the Danube, Rhine, and Seine
C.
the Nile, Zambezi, and Niger
D.
the Volga, Dnieper, and Vistula


Please select the best answer from the choices provided

A
B
C
D