@Preethi
Q. 108 the correct option is 1). because C and D haven't produced any white seeds which means they woun't have any genotype of white coloured seeds.
@Preethi
Q. 108 ...because in 2) D is having a genotype of both dominat gray and the recessive white. so in their next generation obviously they will produce white progeny, but in the given data D is not having a single white progeny. So the correct option is 1).