Explanation

In general, we use: at for a POINT.

in for an ENCLOSED SPACE.

Explanation

Prevent someone from something.

Prevent someone from doing something means کسی کو کسی کام سے روکنا

Explanation

Iqbal was popular among the people means اقبال لوگوں میں مقبول تھے

Explanation

Words like indubitably

indubitable

A Indubitable synonym

ccomplished,

certain,

inarguable,

incontestable,

incontrovertible,

indisputable,

irrefragable,

irrefutable,

Explanation

Costly antonym

cheap

inexpensive

Explanation

Study of flowers is also called floriculture.

Explanation

opposite of lack abundance

Explanation

random

بے ترتیب

Explanation

Credible means قابل یقین

Explanation

 for is used with a period of time.

Since is used to refer to a specific point in time.