Which of the following statements is/are not incorrect?
$(i)$ Water and minerals,and food are generally moved by a mass or bulk flow system.
$(ii)$ Bulk flow can be achieved either through a positive hydrostatic pressure gradient or a negative hydrostatic pressure gradient.
$(iii)$ The bulk movement of substances through the conducting tissues of plants is called translocation.
$(iv)$ Xylem translocates organic and inorganic solutes,mainly from roots to the aerial parts of the plants.
$(v)$ Phloem translocates water,mineral salts,some organic nitrogen and hormones,from the leaves to other parts of the plants.

• A
  $(ii), (iii)$ and $(v)$
• B
  $(ii), (iii)$ and $(iv)$
• C
  $(i), (ii), (iii), (iv)$
• D
  $(ii)$ and $(v)$