The correct option is D High vitamin-A content
Golden rice is a transgenic crop rice with high vit A content. It has been developed by transferring beta carotene synthesizing gene into the transgenic rice. Beta carotene is the precursor of vit A. This transgenic rice has been crossed with the already adapted varieties of rice to make them grow well in a particular area. It is very useful for the people suffering from vision impairment due to vit A deficiency.
So, the correct option is option D.