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.

What word or words suggest they have a monotonous marriage? in the lamb to the slaughter

Correct the sentence below: the pizza delivery boy was neither early nor late he was right on time. a: correct as it is b: the pizza delivery boy was neither early nor late, he was right on time. c: the pizza delivery boy was neither early nor late; and he was right on time. d: the pizza delivery boy was neither early nor late: he was right on time.

What element of medieval literature does the disappearance of the sword into the lake represent?