Which sentence is punctuated correctly?

1.the house which has been vacant—is finally for sale.
2.the statue, which is made of copper is well crafted.
3.one country—that i would like to visit—is australia.
4.one play that i would like to read is julius caesar.

the author is showing that it is the insatisfaction of basic needs that brings about the protests such as the strikes.if workers do not earn enough to buy food and feed their families and themselves in order to continue working, what is the use of working? besides, another message from the author is that of the owners of factories should be worried about ensuring their furure by having a second and third generation of workers in their industries.if they do not hear the workers demands, they will not have any more workers to make their pockets full.

a. it reminds protestors of the reasons they have to protest.

beowulf is filled with alliterations, caesuras, and kennings intended both to give the epic a musical, rhythmic quality and to assist the bard performing the epic in remembering the lines. just as the lyrics to our favorite songs are easier to remember than a context-free list of names or census data, poetic devices like those listed above stick in the bard's mind.

it is not known if beowulf was chanted, sung, or recited more like a modern day poem, but the poetic devices evident in the epic almost certainly had their origin in memorization and oral recitation.