(A) 30th
(B) 10th
(C) ** 45th
(D) 24th
EXPLANATIONS BELOW
Concept note-1: -Donald John Trump (born June 14, 1946) is an American politician, media personality, and businessman who served as the 45th president of the United States from 2017 to 2021. Queens, New York City, U.S.
Concept note-2: -Donald John Trump was born in Queens, New York, on June 14, 1946. His father, Fred Trump was a successful real estate developer. Trump was educated at the New York Military Academy and the Wharton School of Finance and Commerce at the University of Pennsylvania.
Concept note-3: -Donald Trump’s tenure as the 45th president of the United States began with his inauguration on January 20, 2017, and ended on January 20, 2021.
Concept note-4: -The 46th and current president of the United States is Joseph R. Biden, Jr. He was sworn in on January 20, 2021.