Identify the correct set of statements related to the movement of substances through vascular tissues.
I. Xylem mainly translocates water, minerals salts and also organic solutes.
II. Phloem mainly translocates a variety of organic solutes and also inorganic solutes.
III. Xylem transports substances from roots to aerial parts of the plants.
IV. Phloem transports substances from leave to other parts of the plants.