Correct option (b) cypsela
Explanation:
Cypsela is dry indehlscent srngle seeded fruit that develops from unilocular, single ovulate rnferior ovary of blcarpellary syncarpous gynoecium possessing basal placentation. The fruit wall develops from pericarp and thalamus and is thin and remains attached to the seed at one point, e.g. Helianthus.
Caryopsis is dry indehiscent, small, single seeded fruit develop from unilocular, single ovuled, superior ovary of multicarpellary gynoecium. it differs from typical achenes as therr pencarp is completely fused with the seed coat testa, e.g. poaceae.
Cremocarp are bilocular and two seeded schizocarpic fruits (small, dry) developed from inferior ovary of bicarpellary, symcarpous gynoecium possessing persistant stylopodium, e.g. Apiaceae.
Berry is a fleshy, indehiscent few to multiseeded fruit derived from multicarpellary syncarpous gynoecium. The fleshy pericarp of berry consists of epicarp, mesocarp and endocarp.
