Multiple choice questions on Linear Programming, Transportation, Transshipment

I need someone to double check my answers to ensure that they are correct.  Please provide an explanation to support your answer.  Also, make sure that you send the solution in Microsoft Word.


Indicate whether the sentence or statement is true or false.

______ 1.   In a transportation problem, items are allocated from sources to destinations at a minimum cost.

______ 2.   The transshipment model is an extension of the transportation model in which intermediate transshipment points are added between the sources and destinations.

______ 3.   An assignment problem is a special form of transportation problem where all supply and demand values equal 1.