g At​ Technodynamics, Inc., a​ randomly-selected hiring committee of 4 people is formed from a group of 6 employees in marketing and 7 employees in management. ​a) Find the probability that the committee has exactly 3 employees from marketing. ​b) Find the probability that the committee has at least one employee from marketing. ​c) Find the probability that the committee has at most one employee from management. Using combination​ notation, set up the expression that can be used to find the total number of possible committees.