This is a very tricky accounting interview question. You can answer this question as follow:
I have chosen accounting as a profession because I was good at numbers and accounting since my school days. During my 10+2, I decided to adopt this field as a profession and did Bachelor’s and then Master’s in accounting.
Or
I have chosen accounting as a profession because I want to become a part of an extensive network of professionals and experience the challenging role. This field attracts me since my school days. So, I have chosen this field as my profession. This field provides all kinds of career options as well as I can explore all new opportunities.