Which three Service-Oriented Architecture Cloud Service (SOA CS) Components can route a message to an end point?

Assuming that a particular user possesses the "Deploy to Gateway" grant, what grants on an API are required in order to deploy that API?

Which three are valid Oracle Integration Cloud (OIC) Roles? (Choose three.)

Which four statements are correct regarding the differences between WSDL/SOAP and REST/JSON?

The Integrations flow element in Oracle Integration Cloud (OIC) processes provides you an option to easily integrate your process application with other applications and services.
Which three types can be added and managed from the Integrations flow element?