Which best analyzes a difference in the evidence used by each speaker to reach his conclusion?
Kennedy makes a common assertion about how he will improve the U. S. steel industry; Nixon uses facts to demonstrate that the steel industry, while not perfect, has come a long way in the past seven years.

Kennedy uses facts to compare U. S. economic growth with other industrialized nations, which show the U. S. is lagging; Nixon uses facts to compare the economic growth during this presidency to that during the previous one, which shows that the economy is improving.

Kennedy compares U. S. steel production to that of other countries to show that the U. S. is lagging; Nixon compares steel production now to steel production during the Truman presidency to show that it is forging ahead.

Kennedy uses specific statistics to argue that economic growth in the U. S. is lagging behind other nations; Nixon relies on common assertions and opinions, rather than facts, to show that the U. S.'s economic growth is forging ahead.