This is not a viable option.

Meaning

This is not a practical or feasible choice.

Examples

• John: 'We could try outsourcing the project.'<br>
• Alice: '<b>This is not a viable option.</b> It would compromise security.'
• John: '<b>This is not a viable option.</b> The market window is closing fast.'
• Alice: 'Let's consider delaying the launch.'<br>