Answer: B) From six different locations, the United States Mint makes coins so that the people of the nation have enough coins to carry on daily business.
Explanation:
Well it could be used for both
When talking about recycling, people don't seem to consider the recycling of clothing.
The comma should be placed between the first use of recycling and people. The subordinate clause is "when talking about recycling". This is a clause because of the word "when". When makes the reader wonder when what? The main clause is "people don't seem to consider the recycling of clothing."