Which component of the MSW landfill tests and ensures that groundwater is not contaminated?

Answer (datum point);

Economy is the answer

Conflicts arising from drug cartels and goverment corruption is an issue that would most likely be considered as mexico's most challenging problem of today. the correct option among all the options that are given in the question is the third option or option "c". this problem has continued for a very long time.

Poaching of all these specific species