Answer:
These are the four main types of services in badminton and most can be executed with either your forehand or backhand.
Low serve. ...
High serve. ...
Flick serve. ...
Drive Serve. ...
Keep your feet still. ...
Disguise your shots. ...
Observe your opponents position. ...
Mix up your serves.
Explanation:
Be persistent in communicating with the doctor in multiple visit because some times a doctor does not see all the systoms
what i think it would be is changing the result