The irrawaddy, chao phraya, and mekong rivers all run or flow from a. south to north b. north to south c. east to west d. west to east

The correct answer is - B. north to south.

Irrawaddy, Chao Phraya, and Mekong, are all rivers that run through Southeast Asia, and they are extremely important for the people that live there. All of them have roughly north-south direction of movement, starting from the highlands on the north, and gradually going down to the lowlands. Mekong is the by far the biggest and most important one, as second comes Irrawaddy, and much smaller is Chao Phraya. All of these rivers are very important as food source, for irrigation, trade, tourism, sailing...

The correct answer is - B. north to south.

Explanation:

Irrawaddy, Chao Phraya, and Mekong, are all rivers that run through Southeast Asia, and they are extremely important for the people that live there. All of them have roughly north-south direction of movement, starting from the highlands on the north, and gradually going down to the lowlands. Mekong is the by far the biggest and most important one, as second comes Irrawaddy, and much smaller is Chao Phraya. All of these rivers are very important as food source, for irrigation, trade, tourism, sailing...