Explanation

Vasco de Gama belonged to Purtugal

He discovered sea route to India

Explanation

• Isaac Newton discovered the laws of gravity and three laws of motion and invented calculus.
• Isaac Newton belonged to the United Kingdom (UK).

Explanation

Universal grammar was introduced by linguistics professor Noam Chomsky in the 1960s.

His theory states that all humans are naturally born with the ability to acquire, develop, and understand language.

Explanation

Carl Linnaeus was a Swedish botanist, zoologist, taxonomist, and physician who formalised binomial nomenclature, the modern system of naming organisms.

Explanation

Abraham Maslow created Maslow's hierarchy of needs, a theory of psychological health predicated on fulfilling innate human needs in priority, culminating in self-actualization. 

Abraham Maslow was an American psychologist.

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Explanation

Charles Geschke of the USA set up Adobe in 1982, giving the world the ubiquitous PDF software, among many other audio-visual innovations.

Explanation

Charles Babbage was a mathematician, philosopher, inventor and mechanical engineer, Babbage originated the concept of a digital programmable computer.

Father of computer 

Born: December 26, 1791, London, United Kingdom

Explanation

Omer-Khayam was born in Iran in 1048 AD.

Omer-Khayam was a poet, Mathematician & Astronomer. 

Omer-Khayam introduced the modern Solar Hijri calendar, the Jalali calendar.

Place of burial: Tomb of Omar Khayyam, Iran

Main interests:

Mathematics (medieval Islamic); astronomy; Persian philosophy; Persian poetry

Explanation

Ice Cream was originated in the Mongol Empire and first spread to China.

Explanation

John von Neumann was a Hungarian-American computer scientist.

Note: Father of Computer is called  Charles Babbage