Answer:
Tybalt stabs Mercutio underneath Romeo's arm. ... Benvolio tells Romeo to run away so as not to be put to death.
Explanation:
The punctuation mark that is not used internally in a sentence is a period (.). Periods are only used when ending a sentence therefore, it should only put at the end. Periods signal that the sentence has already ended and no continuation needed.
Sentence number 9; Sadly, even after that water is found only some of ITS clean and safe enough to drink.
