Which the following statements are correct? (i) Stamens are male reproductive part whereas carpels are female reproductive parts. (ii) In Spirogyra, asexual reproduction takes place by fragmentation. (iii) Vegetative propagation by leaves occurs in sweet potato.

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