The answer is D. Hope that helped
A primary threat to Mexico's democratic transition is the so-called old guard of the PRI, ... Together with the PRI's difficulty in coming to terms with political reform, ... and appear to be committed to a peaceful resolution of the Chiapas crisis.
Hope this helps you!
the answer is caste system
It would be D.) a two-thirds majority of Congress
Im on same question i think they decide if a law is constitutional