How did europeans get slaves before portugal established trading posts along the west african coast?

The holocaust of world war ii resulted in a) the nazis effectively used propaganda to gain and hold power in germany. b) ethnic regimes carried out mass devastation. c) deporting all european jews to the island of madagascar. d) the systematic mass slaughter of european jews and and others in nazi concentration camps during world war ii.

What was new about the writing system developed by the phoenicians, and why was this important to the growth of knowledge and spread of ideas?

Which of the following were lyndon johnson's goals as president?