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(A) $Dryopteris$ is a pteridophyte. In the life cycle of pteridophytes,the main plant body is a sporophyte $(2n)$. Spores are produced within sporangi

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Haploid

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(A) $Dryopteris$ is a pteridophyte. In the life cycle of pteridophytes,the main plant body is a sporophyte $(2n)$. Spores are produced within sporangia by the process of meiosis. Since meiosis is a reduction division,the resulting spores are always haploid $(n)$.

Spores of $Dryopteris$ are

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