What can be obtained through various methods of plant and animal breeding?

Lifestyle diseases are increasing alarmingly in India. We are also dealing with large-scale malnutrition in the population. Is there any method by which we can address both problems together?

In the year $2000$,the maize hybrids developed had twice the amount of which amino acids compared to existing maize varieties?

In hybrid varieties of maize,the amount of which amino acid is found to be double?

The Indian Agricultural Research Institute $(IARI)$,New Delhi,has released several fortified vegetable crops that are rich in vitamins and minerals. These are:
$I$. Vitamin-$A$ enriched carrot,spinach,pumpkin
$II$. Vitamin-$C$ enriched bitter gourd,bathua,mustard,tomato
$III$. Iron and calcium enriched spinach and bathua
$IV$. Protein enriched broad beans,French bean,garden pea
Choose the correct option.

In hybrid maize varieties,which of the following elements have been found to have double the amount compared to existing maize varieties?
$(i)$ Lysine
$(ii)$ Alanine
$(iii)$ Tryptophan
$(iv)$ Proline
$(v)$ Histamine