N 1929, the new political party that helped introduce democracy in Mexico was called the Select one:
a. Institutional Revolutionary Party.
b. Democratic Party.
c. National Action Party.
d. Multi-Party.
i really need this one

The blank theory suggests that the sun, planets, and other celestial bodies of the solar system came from a cloud of dust and gas? a.) condensationb.) steady state c.) big bang d.) nebular

Which of the following is an example of a policy that may be implemented by a business that has trouble with employees using the internet for their own personal needs? a. all employees will have to take a safety training class. b. employees caught using the internet for personal needs will have to take a professional development class. c. personal interviews will be conducted to find out who is using the internet for personal needs. d. employees will be monitored, but nothing will happen if their employer catches them using the internet for personal needs.

As water is cooled from 4 c to 0 c its density