Public service announcements (psas) are an example of

Can you answer number 5 for me . hurry

What does water came out from a rock mean in this poem and why is it compared to the radio waltz? time was away and somewhere else. the waiter did not come, the clock forgot them and the radio waltz came out like water from a rock: time was away and somewhere else.

What literary technique is evident in these words from beowulf?