World No Tobacco Day is organized every year on 31 May by the World Health Organization to promote awareness about the risks related to consumption of tobacco and its products and its ill effects on family, society and environment.

Answer: C) Ctrl + Z Explanation: For undo the action or last action [Ctrl + Z] is used.

Harisena, the author of the famous "Prayag Prashasti," adorned the court of Samudragupta, who was a prominent ruler of the Gupta Empire in ancient India. Samudragupta ruled from around 335 to 375 CE and is often considered one of the greatest rulers of the Gupta dynasty. The "Prayag Prashasti" is an inscription that glorifies Samudragupta's achievements and military conquests, providing valuable historical insights into the Gupta period.

Using those measurements, the equatorial circumference of Earth is about 24,901 miles (40,075 km). However, from pole to pole — the meridional circumference — Earth is only 24,860 miles (40,008 km) around. Our planet's shape, caused by the flattening at the poles, is called an oblate spheroid.

Answer: A) Supervisor's wages Explanation: The prime cost calculates the use of raw materials and direct labor, but does not factor in indirect expenses, such as advertising and administrative costs. Supervisor's wages doesn;t come under prime cost.

The Rawatbhata Nuclear Power Plant is located in Rawatbhata, a town in the Chittorgarh district of the Indian state of Rajasthan. It is a complex that houses several nuclear reactors, including pressurized heavy water reactors (PHWR) and pressurized heavy water reactors of the Indian design. The plant plays a significant role in contributing to the electricity generation capacity of the region and the country.