Question

how will you convince your parents to study home science

Answer 1

you can tell them the advantages that you will get some studying that.. you can also tell them that you will get from it from there and you are interested in all this and you can get success in this...

Answer 2

Start with telling the advantages of home science and than continue by telling them how this subject motivates you and how many good opportunities you can get through this. Show them the work of some notable people in this field and this will work to seal your deal.