Answer:
1. The Portuguese establish sugar plantations on islands off the coast of West Africa;
2. Portuguese laborers are unwilling to leave their homeland;
3. The Portuguese bring in slaves to work on their plantations;
4. Other European countries also start purchasing enslaved Africans;
The Portuguese didn't really investigated the situation about the labor force before they make sugar plantations, so they set them up, and it turned out that the Portuguese people are not willing to come and work on them, so they were left with plantations without laborers. Since they didn't wanted this investment to be for nothing, they started buying African slaves from some of the stronger tribes that were keeping slaves. They used them as labor force afterwards, and saw the long term benefit of it, so started to purchase more and more slaves. After the word spread out, and also after the other European countries started to have colonies, they too started to purchase African slaves, thus making it a huge business for both, them and the stronger African tribes that were selling the slaves to them.
Explanation:
It would be under the "Office of Administration" that the chief of staff and press secretary reside, since both of these positions require the holders to have very close contact with the President.
The correct answer is C.
Explanation: Among the many resources parents and teachers currently have to apply to student/child education and training, educational videos and / or documentaries are among the most widely used. Access to this type of material is reasonably easy, regardless of the class or social group to which the student belongs.
3. The literacy rate began to rise as interest in learning grew.
4. Books became available to many people throughout Europe.
Before the results of the printing press, when Johannes Gutenberg invented it in 1440, only about thirty percent of European adults were literate (could read and write). His invention flooded Europe with printed material which is when literacy rates began to rise after interest in learning increased.
