Questions

Internal marketing is the process of motivating and empowering the employees of a company to work as a team for the overall well-being of the customers and thereby the company itself. This is actually the core to succes of a company. A harmonised effort  within the company is an utmost necessity to provide customers with services at a desired level. If a firm doesn't deliver the service it promises in its marketing campaign, it will fail for sure. And it only can keep that promise when all of its employees at all levels realise what actually it is going to deliver. 

The side view mirror, in all the vehicles we use only convex mirror. This mirror makes the objects and small to show them in the mirror. That's why in all such mirrors, "Ojects in the mirror are closer than they appear."

Benchmarking is the process of comparing one's business proceses and performance metrics to industry bests or best practices from other industries. Dimensions typically measured are quality, time and cost.

Protested is used because here the villagers express their feeling by making an objection to what has been done.

No improvement required. Sentence is idiomatically correct.

Hima Das, nicknamed the "Dhing Express", is an Indian sprint runner from the state of Assam is appointed as the UNICEF India’s Youth Ambassador.

She holds the current Indian national record in 400 metres with a timing of 50.79 s that she clocked at the 2018 Asian Games in Jakarta, Indonesia

Nuakhai or Nuankhai is an agricultural festival mainly observed by people of Odisha and Chhattisgarh in India. Nuakhai is observed to welcome the new rice of the season.