Goodwill of profession Taxability

AMAN GUPTA (ARTICLE) (26 Points)

02 July 2019  
please let me know if CA firm(Running as proprietorship) of Mr. A is now formar. So if there firm is sale by there wife Mrs. A what is the taxability of the goodwill of Profession.
1. In Capital gain
2. In PGBP
3. As capital receipt
4. In Income under the head Other Sources.