Which one of the following is a hybrid variety of maize

Answer: Option D

Maize is a cereal grain first domesticated by indigenous people in Southern Mexico.
Maize has shown tremendous growth over the years especially since 2006 - 07, after the adoption of single cross hybrids, high quality seeds and improved technologies in the field. Out of 234 cultivars of maize, 132 are hybrids developed since 1961.
Sangam is one of the hybrid varieties of maize.