Question

plz tell whether these statements are true or false with justification:--

(i) For a transportation problem with 4 origins and 5 destinations, the maximum number
of basic cells is 9.

(ii) If the LP relaxation of an integer linear programming problem has a feasible solution,
the integer linear programming problem also has a feasible solution.

(iii) In a project network diagram, the critical path is the longest among all paths