Name three of the five countries that border argentina.

I'm pretty sure it's c. extremely gradual but not 100% sure though.

Answer (a) the itcz comes overhead for part of the year; i believe this is correct,plz check first; ///

Answer decreased soil salinity;

The scientist can conclude that there is a decrease in the natural resources due to human activities. because of innovation and modernization of the environment, then there goes pollution and other bad effects that destroys the natural resources.