Who wrote the Ain-i-Akbari?

Read the following excerpt and answer the question that follows:

"The Taj Mahal is considered to be the greatest architectural achievement in the whole range of Indo-Islamic architecture."

(Source: https://whc.unesco.org/en/list/252/)

In which city is the Taj Mahal located, and why was it built?

Throw light on the Mansabdari system highlighting its main features.

Give a brief account of Rajput Policy of Akbar.