The Mayan civilization
a. lasted about a 1,000 years

Explanation: The Mayan civilization lasted longer than 1,000 years and hit its peak between 250 A.D. and 900 A.D.. The fourth answer would be correct because no one knows what caused the decline of the Mayan civilization.

a.) a poor farmer, due to the fact that they would want to be freed from british rule.

martin luther king (1929-1968) was an activist for the african american rights, mr. king has a profile of a kind leader that built a tenacity, respect and full of hope future. he was an activist through civil disobedience and no violence pressure mechanisms. he tried to build a more egalitarian and fair society. his efforts carried a reivindication message of the civilian rights to every west corners. for that reason, he won the nobel prize in 1964.