Read the following statements about heartwood (duramen): (1) It does not help in water and mineral conduction. (2) It is dark coloured and hard. (3) Tracheary elements are filled with tannins, resins, gums, oils etc. (4) It is the peripheral part of the secondary xylem. Which statements are correct?
Choose Your Option
A. 1 and 2
B. 1, 2 and 3
C. 2, 3 and 4
D. 1 and 4