Question A
Correct option is (iii) sought after, as it is indicated in the passage that "I was overwhelmed with gratuitous advice". Gratuitous means not required, or not necessary. Hence the author was not asking for advice, it was not sought after
Question B
Correct option is (iv) when he was on the steamer. It is indicated at the end of the passage that "The fellow passengers in the steamer began to advise us". After reading the statement, "I should want them after leaving Aden", you might feel that the correct option could be (ii) when he was in Aden, but the passage doesn't give enough information to confirm that the advice was give at the point when he was in Aden
Question C
The correct option is (iii) meat-eating would keep him healthy. It is indicated in the passage that "The majority of them said I couldn't do without meat in the cold climate. I would catch consumption.". Hence, the meat was supposed to keep him healthy and not catch consumption.
Question D
The correct option is (iv) he had promised his mother he would not do so. It is indicated in the passage that "My mother, before consenting to my departure, had exacted a promise from me not to take meat. So, I was bound not to take it, if only for the sake of the promise.".
Let's think about what splits the earth, the equator splits the earth from North to South. The Prime Meridian is what splits the earth from East to West.
Answer:
Water was necessary for growing crops.
The rivers provided transportation.
The seas allowed for trade with other civilizations.
Water was needed for raising animals.
Explanation:
All mentioned option except Water provided power for electricity are correct because of the simple reason that the electricity didn't existed in the 4th millennium BC when this first settlements were created. This settlements were created in the area between Egypt and Mesopotamia in the shape of crescent, thus we have that name. Of course, they needed water to crop, as agriculture was widespread, but the seas also allowed them trade, especially between Egypt and Mesopotamia.