Q81.
'X', born in the UK, was conferred the Nobel Prize in 2025. He was a professor in an American university when this prize was announced. Identify 'X':
Answer
C
Explanation
John Clarke was born in Cambridge, UK, and was a professor at the University of California, Berkeley. He shared the 2025 Nobel Prize in Physics with Michel H. Devoret and John M. Martinis for work involving macroscopic quantum phenomena in Josephson junctions. Hence C.