Phrases Phrases for Problem-Solving

What's the root cause?

B2

Meaning

What is the fundamental reason for the problem?

Example sentences

John: 'The system keeps crashing.'<br>

Alice: 'What's the root cause? We need to identify that before we can fix it.'

John: 'What's the root cause? Let's investigate thoroughly.'

Alice: 'Sales are declining.'<br>