As the options were not exposed in this question, I had to do a search on it, and that's what I found:
Mary McLeod Bethune was a black activist woman and also a educator. She was the one who founded the national council, and also led the National Association of Colored Women.
Answer:
Countries had a more difficult time rebuilding following WW1, and the conditions in the trenches and the close quarters the men lived in made the spread of the disease easy. The sick soldiers went to medical tents. The doctors who didn't get sick returned home, bringing the virus with them.
Explanation:
Ancient Greek-citizen soldiers who fought together in a phalanx were called Hoplites.
Hoplites were not professional soldiers but they comprised the bulk of ancient Greek armies of the time. They were mostly represented by free citizens such as propertied farmers and artisans who could afford the weapons and armors. Hoplites were primarily armed with shields and spears and often utilized the phalanx formation as an effective war strategy especially when battling with fewer soldiers.
The illustration below shows an example of a phalanx formation (Source: http://www.ancientgreekbattles.net/Pics/669505_PhalArgos.jpg).