A.
Whole numbers are never irrational. True.
Irrational number for example is π, or √2, and they are not whole numbers.
B. There no integers that are whole numbers. False
1,2, 3 and so on, integers and the whole numbers at the same time.
C. Whole number that is not natural is 0. True.
D. Natural number cannot be negative. True.
Natural numbers are 1,2,3 ...