whyare the business firm increasingly using the outsourcing of services
The answer to your question is already covered in our study material. Follow the given link and scroll down to the topic 'need/benefits of outsourcing' to view the same.
https://www.meritnation.com/cbse/class11-commerce/revision-notes/business-studies/business-studies/emerging-modes-of-business/1161_5368
https://www.meritnation.com/cbse/class11-commerce/revision-notes/business-studies/business-studies/emerging-modes-of-business/1161_5368