The correct option is C A-4, B-2, C-1, D-3
Siliqua is a type of fruit with two fused carpels. This is seen in Brassica campestris (field mustard).
Caryopsis is a fruit in which the seedcoat is fused with the fruit coat. This is seen in Triticum aestivum (wheat).
A berry is a fleshy fruit without a stone (seed). It is produced from a single flower with one ovary. This is seen in Lycopersicum esculentum (tomato).
Cypsela is a single-seeded fruit that develops from a one part of the inferior ovary. This is seen in Helianthus annuus (sunflower).