Binomial coefficient

How do you count the ways (assuming no replacement and where order does not matter)

If n is the number of objects in a set and k is the subset. The binomial coefficient is

(\binom{n}{k}) = \frac{n!}{(n - k)! k!} $ $ w h e r e w e r e a d t h i s a s " n c h o o s e k "