The else in an if...else statement is always required.

Why are application preferences described as sets of data values that are stored persistently?

a. The application data cannot be erased. b. The application data can only be erased in certain lifecycle events. c. The application data can be lost if you close the application. d. The application can be started and stopped without losing the data.

In the _________ phase, the event propagates up the object hierarchy back to the root element (browser window) where the propagation stops.

Fill in the blank(s) with the appropriate word(s).