I think B. Because this paragraph talks about both reasons for marriage and doesn't really take either side so it's just telling you that different societies have different reasons for marriage.
Refineries are places where a substance is refined. It could be any substance, really. But, taking into consideration the options we have available, we could conclude that the specific refinery being referenced here is <em>natural gas. </em>This is a common material in plastic, DVDs and crayons, while bauxite, petroleum, and iron are never used in the manufacturing process of these everyday items.
Is Ydhxfb krudysn jfkdugdbd kdjdnd. A
A and C are the correct answers. The other answer is incorrect :/