Final answer:
To make sharp turns while navigating with a wheelchair, performing a series of small, quick pushes on one wheel is the most effective technique.
Step-by-step explanation:
When navigating with a wheelchair, there are different techniques you can use to make turns. To make sharp turns, option B) Perform a series of small, quick pushes on one wheel to turn sharply would be the most effective. This technique allows you to control the direction of the turn more precisely.