They dig and search for artifacts that were used in everyday life or they dig in search of cities. They also open tombs and explore things like that where evidence of early life might be found. Exploring the pyramids was a common thing and so was exploring South American ruins.
I would have to say B is the best answer as I don't recall a worldwide economic depression taking place after world war II, or any of the other answers.
Here are my thoughts and responses as to what I come to know for these civilizations' achievements. I even checked my World History notes from last year...
1. Egyptians
2. Sumerians
3. Phoenicians
4. -This is debatable... We could argue early caveman or Sumerians made it, depends on what resource, textbook, or class material you are deriving this from. Maybe Hebrew because they developed Monotheism, belief in one deity.
5. Hittites
6. This is very difficult to elaborate on. Many civilizations had very strikingly similar achievements and reviewing my notes, I can't find anything to give an absolute civilization responsible for this. You'll have to guess.
7. Babylonian?
Sorry I couldn't help with #4, 6, and 7 that well. It's very difficult to answer.
Squanto and some other person. I don't know the other person.
The hot weather season has the following characteristics: (i) There is overall increase in temperature e.g. the temperature of Northern plains is between 42 to 45°C and in the Deccan plateau between 35 to 38°C. ... (ii) In the Northern and^North-Westem plain, there is occurrence of'Loo'- strong, hot, dry wind.