Retail

You can opt for the following

Yes, it is a good career choice. The salary package is good too.

Go for NIS Sparta or for MOOC.

Hi,
You can filter the courses based on your interest from this link:
https://www.shiksha.com/career-options-after-12th

Degree courses always have more value as compared to diploma. But as you are already applying for degree so doing diploma will not decrease the scope for better jobs.

You need to complete your graduation to purse course in Merchandising.
https://www.shiksha.com/career-as-fashion-merchandiser-cc-47

PGDM core is generally rated best, but others are also good, depending on your interest and aspirations. Placement wise, generally speaking, PGDM core his best placement. But if you're into startup and entrepreneurship, business design is better suited for you. Retail, Rural and Healthcare management courses are relatively new and advisable if you've keen interest in the field.

Hi Akhila,
You can refer this link for information:
https://www.shiksha.com/inventory-management-article-4692-1
For list of colleges offering Logistics course, kindly refer the link below:
http://goo.gl/H9BhOC
Kindly filter out the branch / college / location as desired from the above link.
Different courses are popular at different places and the popularity depends upon the day to day requirement of that place.
I hope this information helps. Please feel free to revert.
Wish you luck.

christ bangalore is the best

Yes they do offer certificate.