Question

Which sentence is punctuated correctly?
A) The moon which often shines too brightly in my window is full tonight.
B) My new textbook which costs over thirty dollars is the best one I've ever read. C) Mr. Smith, who is a well-respected lawyer, has just retired from active practice. D) The play by Velma Winterbaker, that was published last year, ended up winning the Pulitzer Prize.

Answer 1

My new textbook which costs over thirty dollars is the best one I've ever read.

Answer 2

D) The play by Velma Winterbaker, that was published last year, ended up winning the Pulitzer Prize.

– This sentence is punctuated correctly.  

Here a dependent clause is placed before an Independent Clause.

In this kind of situation to let the listener or reader understand that we have changed the course of usual sentence order comma is used.