To ensure a steady flight, the standard golf ball has nearly 400 or “dimples” on its surface.

a.
facets

b.
indentations

c.
indentures

d.
orifices

To ensure a steady flight, the standard golf ball has nearly 400 indentations or “dimples” on its surface. The correct option among all the options that are given in the question is the second option or option "B". The other choices are incorrect. I hope that this is the answer that has actually come to your help.