Which sentence use punctuated correctly

What does the machinery in the hospital represent to the army major in the story? support your answer with textual evidence.

Laugh and be merry, remember, better the world with a song,    better the world with a blow in the teeth of a wrong.    laugh, for the time is brief, a thread the length of a span.    laugh and be proud to belong to the old proud pageant of man. (laugh and be merry/john masefield/public domain) which of these is the main idea of the poem?

Me plz why do tourists have to view stonehenge from a distance? a. the stones could fall and injure someone.b. visitors have caused too much damage.c. visitors get in the way of scientists.