What do the Google Drive and Box integrations require to properly function with Alfresco Process Services?

What do the Google Drive and Box integrations require to properly function with Alfresco Process Services?
A . There needs to be a valid development account to access the AP
C . There needs to be a SHA2 security token.
D . There needs to be a secret key.
E . There needs to be a certificate with a secret token.

Answer: A

Explanation:

Reference: https://docs.alfresco.com/process-services1.10/topics/integration_with_external_systems.html