Application X must receive push updates from a public server every morning. The application must display a notification to the BlackBerry device user when the new update is received. Which two of the following application approaches will support these requirements? (Choose two.) | Blackberry

A. Web application with BlackBerry Internet Service browsing
B. BlackBerry Widget with BlackBerry Internet Service Push APIs
C. BlackBerry Widget with BlackBerry Enterprise Server Push APIs
D. BlackBerry Java application with BlackBerry Internet Service Push APIs
E. BlackBerry Java application with BlackBerry Internet Service browsing

Answer: B,D