Journalism

The first two synchronize with each other and the third one can be left out. Linguistics doesn't give you immediate benefits.

The course is based on practicals. So, there is no specific book to study for the same. But you may still go for Keval J Kumar's book.

Hello Agniv Sinha,
In most of the institutes, its mandatory to have your own DSLR Camera as it is the important part of this course. You can also buy it from your institutes on discount.

No, it is not the best country for journalism.

A wide range of career options is available for candidates who have completed their Bachelor of Journalism & Mass Communication-
Photography
Reporting
Writing
Editing
You can find employment opportunities in different departments like public relations, circulation, legal affairs department, advertising and production field.
Opportunities are also find job opportunities in AIR, websites, press information bureau, central information services, magazines and periodicals, newspapers and TV channels like Sahara, Star News, Doordarshan, etc.
Even, you can work as freelance writers and editors for websites and newspapers.

Every field has its own scope. Firstly, try to find out the areas in which you are really interested. The next step should be to gain knowledge about that particular field. Finally, opt for the course which will help you to advance in the field of interest.