Municipality Partisanship: A large city has 10 elected council persons to run the city. The council presently has 5 Democrats, 4 Republicans, and 1 Independent. A new committee of 5 council members is to be formed. What is the probability that the committee will include:
a) At least 2 Republicans.
b) Exactly 3 Democrats.
c) More than 1 Independent.
d) No Democrats.