There are multiple including Golf, football, and basketball.
polo
Polo
You should use your left hand to open the left-hand door.
No sport bans left-handed people. They merely restrict the use of the left hand to no, or a certain set of, activities. This includes sports like polo and field hockey (and arm-wrestling if you call it a sport).
You can use either your left hand or right hand to open the door.
rugby
then they will learn how to use their left hand and after a long period of time forget how to use their right hand.
i dont think its so much left or right hand it's simply some people that are left handed might be better at sport than someone with a right hand and besides theres no scientific evidence to prove this theory
left left
Your left hand goes on the neck and your right hand strums the strings.
You can use either your right or left hand to open the door, depending on which is more comfortable for you.