Can someone me with this ? much appreciated! : )

Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?

Which basic geometric term has no width, no length, and no thickness? line b. point c. angle d. plane

The function models the number of accidents