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For each of the following wffs of M, answer each of the following questions. 4.3.1. (1x)(PxQx) A. For each quantifier in the sentence, which subformulas are in its scope? (List them all.) (2 pts per quantifier) B. For each quantifier in the sentence, which variables are bound by the quantifier? (10) C. Which variables in the sentence are free? (1 pt) D. Is the sentence open or closed? (1 p.) E. What is the main operator of the sentence? (1 pu) For each of the following wffs of M, answer each of the following questions. 4.3.1. (1x)(PxQx) A. For each quantifier in the sentence, which subformulas are in its scope? (List them all.) (2 pts per quantifier) B. For each quantifier in the sentence, which variables are bound by the quantifier? (10) C. Which variables in the sentence are free? (1 pt) D. Is the sentence open or closed? (1 p.) E. What is the main operator of the sentence? (1 pu)