How many snap points does a circle have? 2 3 4 5

The question is out of my field. 

Answer is: option ( 4 ) 5 snap points

5 no's.4no's for four quadrants and 1 no's for the center of the circle

Thanks for the invite. Sorry, the question is out of my field.

Thanks for the invite

the answer 

select

5 snap points

As we know OSNAP command is used to select a point on an object. For a circle, we can have 5 snap points 4 at quadrants and one at the center of the circle.