Stocks of many of the world’s largest and oldest companies are sold on the a. nasdaq b. london exchange c. new york stock exchange d. united states stock exchange

  C. New York Stock Exchange.

Explanation:

  It is an American stock exchange located in Wall Street, Lower Manhattan, New York City. It is the world's largest stock exchange by market capitalization. Its origin can be traced back to 1792 when 24 brokers signed the Buttonwood Agreement which set a floor commission rate charged to clients.

  It was a private organization, but in 2005 became a public entity and in 2007 it merged with the largest stock exchange in Europe, Euronext.

  I hope this answer helps you.