Which of the following statements are correct about phloem? (i) Phloem transports food materials, usually from roots to the other parts of the plant. (ii) It is composed of sieve tube elements, companion cells, and phloem parenchyma and phloem fibres. (iii) The companion cells are specialised parenchymatous cells which are closely associated with phloem parenchyma. (iv) The first formed primary phloem consists of narrow sieve tubes and referred to as protophloem and the later formed phloem has bigger sieve tubes and referred to as met phloem.

• A. Both (i) and (iv)
• B. Both (ii) and (iii)
• C. Both (ii) and (iv)
• D. All of the above