The following answers use correct punctuation: (a) Dear Ms. Collin: When the error message appears on the screen, you should exit the program, right. (b) When you leave at 5:00 p.m., please shut the door and lock it; however, do not set the alarm.
In sentence (c) the punctuation in 1980's is not correct. It is a common mistake to include apostrophes when pluralizing a number or an abbreviation. Apostrophes are generally used in contractions and to indicate the possessive case.
One good option is tetrameter.
Answer:
Mass murder.
Explanation:
Hitler made it very clear at the end of World War II he was going to fulfill his goal of jewish genocide, and unfortunately he did succeed.