Explanation

The Wright brother Orville  and Wilbur were two American aviation pioneers generally credited with inventing, building, and flying the world's first successful motor-operated airplane.

Explanation

This can occur only in February; it happens about every 19 years.

Explanation

Ethnocentrism is the term anthropologists use to describe the opinion that one's own way of life is natural

Ethnocentrism means that one may see his/her own culture as the correct way of living.

Explanation

spinach

پالک

Explanation

Twitter is an American microblogging and social networking service on which users post and interact with messages known as "tweets".

Explanation

Gray langurs, also called Hanuman langurs or Hanuman monkeys, are Old World monkeys native to the Indian subcontinent constituting the genus Semnopithecus.

Explanation

Facebook, Twitter and YouTube are the tools of Social Media.

Explanation

Full employment is seen as the ideal employment rate within an economy at which no workers are involuntarily unemployed

Advantages of this market system include:

• efficient resource allocation
• competition
• innovation
• and product variety.
  

Explanation

 The establishment of a democratic system is an essential safeguard of liberty. We cannot conceive of a democracy without the presence of civil, economic, political, and individual liberty. Likewise, in the absence of the right to freedom, there can be no real democracy.

Explanation

Mustard is a yellow or brown paste usually eaten with meat.