A base on balls (BB), also known as a walk, occurs in baseball <u><em>when a batter receives four pitches that the umpire calls balls, and is in turn awarded first base without the possibility of being called out</em></u>.
A ball occurs <u><em>when the pitcher throws a pitch outside the strike zone and the batter does not swing at it</em></u>.
Here were two answers that I found just in case the other one was not correct.
Walks or Bases on Balls Any pitch that is outside the strike zone and the hitter doesn't swing is called a ball. If the batter gets four balls, then he gets a free pass to first base.
Explanation: The right ventral root is responsible for sending information regarding motor functions (movement) of the lower extremities. Any injury to the right ventral root will affect transfer of information and thus movement in the Lower extremities.
It would be best for him to keep the cut part of his leg off the ground. So he might want to sit and use your other knee to support your leg up off the ground. Hope this helps! Also please give brainliest!