Which of the following statement(s) is/are correct ?
(i) Agar, one of commercial products obtained from Laminaria and Sargassum are used to grow microbes and in preparations of ice-creams and jellies.
(ii) In phaeophyceae, major pigments are chl a, d and phycoerythrin.
(iii) Pteridophytes classified into four classes : Psilopsida, Lycopsida, Sphenopsida and Pteropsida.
(iv) Gemmae are green, multicellular, asexual buds, which develop in small receptacles called gemma cups located on the thalli.

A. Both (i) and (ii)

B. Both (ii) and (iv)

C. Both (iii) and (iv)

D. All of these

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