If CFCs Have Not Been Widely Used Since the Late

question 65

Multiple Choice

If CFCs have not been widely used since the late 20^th century, why are they considered a major greenhouse gas in the 21^st century?

• A)Although they have been banned, they are being use illegally
• B)CFCs are released by a number of natural processes, such as volcanoes
• C)Greenhouse gases such as methane will break down into CFCs
• D)CFCs can stay in the atmosphere for decades

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Refers to the capability of transferring rights or interests in a contract or financial instrument to another party.

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The act of officially canceling or rescinding a legal right, license, permission, or privilege.

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A binding proposal to sell or buy goods that holds the offering party to its terms for a certain period.

Merchant

An individual or company engaged in the business of buying and selling goods for profit.