If x is the number of long-sleeved shirts and y is the number of short-sleeved shirts, which of these statements is true about the solution that the graph shows?

A) The solution is correct.
B) The solution is incorrect.
C) The solution is correct, but the number of both shirt types is not reasonable.
D) none of the above.

Without knowledge of the actual graph or problem being presented, it is not possible to determine which statement is true. Therefore, the correct answer is:

D) none of the above.