Singular or Plural verb after 'none' ? Subject verb agreement rule 8। English grammar

Singular or Plural verb after 'none' ? Subject verb agreement rule 8। English grammar।
uses of None।
English for competitive exams
Staff Selection Commission Junior Engineer
(SSC JE) Examination
Institute of Banking Personnel Selection (IBPS)
Staff Selection Commission (SSC)
Combined Graduate Level (CGL) Exam
Union Public Service Commission [UPSC] Civil Services Exam
WBCS preliminary exam
PSC cleakship