<span>car ownership rose the greatest in: 1960
between the period of 1950 - 1960, the number of car owners increased around 7 million. Between this period, European car manufacturers (such as Aston Martin and Volkswagen) managed to produce cheaper cars that are durable and able to travel in a long distance</span>
In addition to replacing the president if necessary, it's the duty of the vice president to
C. preside over the Senate
This is according to the US Constitution. The vice president can also be appointed as member of the Cabinet if decided by the president.