Categories Current Affair Joe Biden on 20 January 2021 became the _____ president of the of US Post author By esimpk Post date August 24, 2021 A) 45th (B) 46th (C) 47th (D) 48th ← Which country on 20 January 2021 has re-joined the Paris greement? → In Pakistan Blackout (Light gone due to error in National Grid) Occurred on————