The correct option is D Potato
Transgenic plant
Transgenic plants are those plants in which foreign genes from other organisms are introduced artificially for the expression of desired traits or products.
Potato
Potatoes are genetically engineered to contain a gene, AmA1, which has the ability to produce large amounts of all amino acids in its tuber.
Thus, transgenic potato, also called protato, has high protein content.
Final answer
(d) Potato.