Really need help with this Question

1. What is the contour interval for this map ?

2. In which direction is Amerthyst River Flowing

3. How the map shown indicates that Copper Creek flows faster between points N and M than Between points L and K.

4. What is the elevation of point A?

PLEASE!!!

Venezuela’s economy relies most heavily on which of the followingvenezuela’s economy relies most heavily on which of the following? a. oil reserves in places such as the eastern llanos b. cattle ranching in the grasslands c. fertile farmland in the andean highlands d. coffee plantations in mountainous areas