Which contacts should the consultant migrate from the marketing application to leads in Salesforce?

Cloud Kicks manages contacts for lead generation in a marketing application. Following a new Salesforce implementation, inbound leads will be reviewed in the marketing application and then migrated to Salesforce.

Which contacts should the consultant migrate from the marketing application to leads in Salesforce?
A . New contacts
B . Active contacts
C . Qualified contacts
D . All contacts

Answer: B