Migratory Labor Developed in Africa During the Last of the Colonial

question 8

Multiple Choice

Migratory labor developed in Africa during the last of the colonial era because

• A) the Europeans took the only jobs within their own colonies.
• B) work was almost impossible to find except in cities, in mines, and on plantations.
• C) Europe had introduced a cash economy, and Africans had to go where the paying jobs were.
• D) Both A and B are correct.
• E) Both B and C are correct.

---

Definitions:

Ag(NH3)2+

The diamminesilver(I) ion, a complex ion used in the Tollens' test for aldehyde detection, indicating the presence of an aldehyde group when it reduces to metallic silver.

H2CrO4

Chromic acid, a potent oxidizing agent utilized in organic chemistry for the oxidation of alcohols.

Br2/CCl4

A reagent combination used in organic chemistry for adding bromine across double bonds in a non-polar solvent, carbon tetrachloride.

Molecular Structure

The arrangement of atoms within a molecule, defining its chemical and physical characteristics.