<span>A.
Serfs were bound to the land and to the lord of the manor.</span>
They both believed in the Theory of Relativity. Also, the ideas of gravity as well as movement.
Answer:First, a parliamentary democracy is less likely to encounter gridlock than a presidential democracy is. In a parliamentary system, there cannot be a situation in which the chief executive is from one party while the legislature is (in whole or in part) controlled by a different party. This makes the parliamentary system more efficient.
Explanation:
