Questions

The error is in third part. The adjective hard has two different adverbs, and they express opposite meanings. The adverb hard is used to modify a verb and means that the action is being done very intensely. The adverb hardly is used to modify a verb and means that the action is not being done very intensely. So there the correct usage will be ‘working hard’.

Capitalism is an economic system in which private individuals or businesses own capital goods i.e, economy is characterized by private ownership of the means of production. The production of goods and services is based on supply and demand in the general market known as a market economy and not on central planning known as a planned economy.

Raziya al-Din, popularly known as Razia Sultana, was the first woman ruler of India. She is a ruler of the Delhi Sultanate in the northern part of the Indian subcontinent. She is notable for being the first female Muslim ruler of South Asia.