In this task, you are given a sentence and a verb from the sentence. Your task is to generate a set of wh-questions starting with who, what, when, where, why, how, how much. The generated questions must contain the verb and the answers to these questions are phrases in the input sentence. The answer to the questions is associated with a specific semantic role. The answer to these questions is associated with a specific semantic role. The questions must use pronouns instead of direct nouns that could be used to refer to various roles present in the sentence. Construct a question in such a way that (i) it is unambiguous, (ii) its answer is unique (iii) its answer is a continuous text span from the paragraph.
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Question: Sentence: An `` optical image stabilizer '' , often abbreviated OIS , IS , or OS , is a mechanism used in a still camera or video camera that stabilizes the recorded image by varying the optical path to the sensor . 
 Verb: varying

Answer: what is  varied?


Question: Sentence: When Beuerlein called the play in the huddle , it elicited more laughter from his offense , followed by criticism of the call , when he told them , `` Hey guys , I 'm serious ... do your job . '' 
 Verb: do

Answer: who should  do something?


Question: Sentence: If neither contestant has been eliminated before time runs out in round three , the contestant with the higher score is declared the champion , adds their opponent 's score to their own , and their opponent is dropped . 
 Verb: declared

Answer:
who is  declared something?