The phrase 'A Bone of Contention' means?

Reason of Quarrel

Disturbing man

With a reason

Cause of Quarrel

"A Bone of Contention" refers to a subject or issue over which people disagree or argue, leading to conflict or quarrel.

A Bone of Contention means تنازعہ کی ہڈی

Cause of Quarrel means جھگڑے کی وجہ