The primal of a LP problem is maximization of objective function with 6 variables and 2 constraints.
Which of the following correspond to the dual of the problem stated?
1. It has 2 variables and 6 constraints.
2. It has 6 variables and 2 constraints.
3. Maximization of objective function.
4. Minimization of objective function.
Select the correct answer using the codes given below:
(a) 1 and 3 (b) 1 and 4
(c) 2 and 3 (d) 2 and 4