When a sales rep closes an opportunity in salesforce, an order should be created in universal containers' sap system and the sales rep should be notified with an order number as soon as possible. what is the recommended solution? a. apex @ future callout from an update trigger with an opportunity page refresh using streaming api. b. workflow outbound message with an email notification on callback from sapc. apex callout from an update trigger with an opportunity page refresh using streaming api. d. workflow outbound message with an email notification on acknowledgement from sap