Well, this answer can be many things! I would say "When you read carefully in order to determine the meaning of a challenging word, you are 'using context clues'", perhaps? Maybe not...how about "...using prior knowledge"? Since you didn't offer any alternative answers, or list any answers, I can only guess. I hope I helped you a little bit!
Answer:
on you first (Q)is False and your 2(Q)is true
Explanation:
To choke on something ..gagged is the past tense of gag
Yes, The murder that escaped from prison was killed by falling and breaking his neck when being chased by the Hound. The main villain set the Hound on the murderer thinking he was Sir Henry, (the main victim.)