I take full responsibility for the blunder.

Meaning

Acknowledging complete ownership of the mistake.

Examples

• John: 'The presentation contained several factual inaccuracies.'<br>
• Alice: '<b>I take full responsibility for the blunder.</b> I should have double-checked the figures.'
• John: '<b>I take full responsibility for the blunder.</b> I'll implement measures to prevent this from happening again.'
• Alice: 'The shipment was delayed due to a logistical oversight.'<br>