Question

Before __________ an operation, a doctor ___________ a drug or gas to __ the patient unconscious.

A. 

Perform, administers, making

B. 

Perform, administer, make

C. 

Performed, administering, makes

D. 

Performing, administers, make

​

Answer 1

Answer:

D is the correct answer

Explanation:

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Answer 2

Answer:

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option No. D

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