To use a solver, you must build a model of your decision problem that specifies $($choose all that apply$)$

Select $3$ correct answer$($s$)$

Question $2$ options:

a$)$

The solution to your problem

b$)$

The decisions to be made, called decision variables

c$)$

The measure to optimize, called the objective

d$)$

Any logical restrictions on potential solutions, called constraints