Questions

Virgil and Horace were the famous Roman poets.

Tacitus and Plinky were the famous Roman historians.

Marcus was a Roman Philosopher.

Buying and selling goods over the internet is called E - Commerce.

Because the refractive index of glass is highest, light travels slowly in Glass. 

We know that the speed of light depends on the refraction index. The higher the index of refraction is, the slower the speed of light is.

R.I of air and vacuum = 0 (air is a teeny bit more but can be taken as 0)
R.I of water = 1.33
R.I of glass = 1.4.

Hence, Light travels slowest in Glass.

The 30th International Kite Festival (Uttarayan) will be held in Gujarat from January 8 to 13, 2017. Apart from this, three other international kite festivals will be held in different parts of India viz. Telangana International Kite Festival will be held in Hyderabad on January 14 and 15, the Delhi International Kite Festival from January 16 to 17 and the Belgaum International Kite Festival from January 18 to 22.