What are the scopes of Homoeopathy in India and abroad?Which is btter Biotech / Homoeopathy/foodtechnolgy? do tell me abt the scope of all 3

Plz tell me abt the scope of Homoeopathy... , biotechnology if i do B.Tech in it , and food technology (B.Tech)........ plzz rply soon.... n do tell which wud be more good option