Double fertilization is

(A)Fusion of two male gametes of a pollen tube with two different eggs
(B)Fusion of one male gamete with two polar nuclei
(C)Syngamy and triple fusion
(D)Fusion of two male gametes with one egg

The NCERT line that answers it

Verbatim line

Since two types of fusions, syngamy and triple fusion take place in an embryo sac the phenomenon is termed **double fertilisation**, an event unique to flowering plants.

Chapter: Sexual Reproduction in Flowering Plants
Section: 1.3 DOUBLE FERTILISATION
Page: 17
Words matched: 27 of 27

The answer appears as a continuous sentence in NCERT. This is that sentence.

How this line gives the answer

8889, emb=1.0, combined=0.9556). Verified: high — The span explicitly states that double fertilization consists of 'two types of fusions, syngamy and triple fusion,' which directly matches and proves option C.

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