Iliana cubed the number of flowering plants in her garden, then added 2 vegetable plants. Let p represent the original number of plants in her garden. Which shows an expression to represent the total number of plants in her garden and the total number of plants if p = 3?
A. 3p - 2 when p = 3 the number of plants is 7
B. 3p + 2 when p = 3 the number of plants is 11
C. p^3 - 2 when p = 3 the number of plants is 25
D. p^3 + 2when p = 3 the number of plants is 29