There have been many attempts to land successfully on Mars, but half of them have crashed. What is the percentage of success?

The correct answer to this open question is the following.

Although there are no options attached or further reference, we can say the following.

President Jackson's argument concerning the viewpoints about government construction of roads and canals was that the American System, proposed by Congressman Henry Clay was unconstitutional, President Andrew Jackson believed that federal funds could not be used to fund projects such as roads and canals. That is why he vetoed the Maysville Road Bill.

At that time, it was well known that President Jackson had problems and differences with his vice president Jhon Calhoun. So this made things worse.

Henry Clay was known as the Great Compromiser for his ideas to modernize the United States and invest in basic infrastructure such as canals and roads. That is why he developed the program called "The American System.".