The jungle terrain and bad weather made it difficult for the American forces fighting in Vietnam. This is because it allowed the Vietcong to successfully use guerrilla warfare strategies and to lay traps. Later, tunnels were found under the jungles which helped them avoid bombs
I don't see any options but I do have something that might help. Try looking up the definition and meaning of the religion of Islam. If you know what some of the words mean, that will single them out. Use process of elimination.
The position of a place in relation to other places is generally called its "location", since it is only possible to find the location of something by using other locations as "points of reference".
The supporters you're referring to were called patrons. Patrons were usually wealthy merchants or people who have made their fortune in other ways and wanted to either have a picture of themselves and their family, or generally had a desire to support painting, some even decided to order paintings for the church in order to get in good standing with the church officials.