Which is a purpose of the 'service desk' practice?

Which is a purpose of the ‘service desk’ practice?

Which is a purpose of the ‘service desk’ practice?
A . To reduce the likelihood and impact of incidents by identifying actual and potential causes of incidents
B . To capture demand for incident resolution and service requests
C . To set clear business-based targets for service performance
D . To maximize the number of successful IT changes by ensuring risks are properly assessed

Answer: B