The establishment of Portuguese ports on the West African coast led to the decline of trans-Saharan trade. The correct option among all the options given in the question is option "B".
The main reason behind the
Trans-Saharan trade between West Africa and North Africa was actually economic
in nature. The people of the two regions were faced with different climatic
conditions and so their needs differed as well. This was one of the main reason
behind the origin of this trade route.
B fits well in the sentence because 'interrogative' links to asking questions, and generally inquiring for more details.
B. The protection of human rights has always been and continues to be one of America’s essential duties.
According to Nancy Sherman inculpation is on the one hand , illogical and on the other hand it is reasonable. One blames oneself when something, which one´s responsibility to do well, goes wrong. Odysseus went to war and had to face innumerable difficulties which were out of his hands to handle.He must have asked himself whether it was a good idea to take one way or the other when he was navigating, although the choice would have always brought some impediments and difficulties.For example, the mermaids made men jump into the sea and the temptation was too hard to resist even when the men were tied to the ship´s masts.Storms are natural and Odysseus was not accountable for their happening while they were sailing.He could never have predicted the approaching of Cyclopes when he decided to stop in that island for food and water. Finally, Odysseus is not to blame for his crew´s fate.He did the best he could but was unble to prevent the misfortunes that caused the dead of most of his crew.