Who was the runner-up in the men's singles Australian Open final in 2020?

Correct option is C

​The correct answer is (c) Dominic Thiem

Explanation: ​

• Defending champion Novak Djokovic defeated Dominic Thiem in the final, 6–4, 4–6, 2–6, 6–3, 6–4 to win the men's singles tennis title at the 2020 Australian Open.
• It was his record-extending eighth Australian Open title and 17th major title overall.
  

Information Booster:

• Dominic Thiem is an Austrian former professional tennis player.
• He was ranked as high as world No. 3 in singles by the Association of Tennis Professionals, which he first achieved in March 2020.