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Type : MCQ

Intructions :

Directions: In the following question there are sentences that form a paragraph. Identify the sentence(s) or part(s) of sentence(s) that is/are correct in terms of grammar and usage (including spelling, punctuation and logical consistency). Then, choose the most appropriate option.

Question Statement :

A. The classical approach says

B. if you give a compound formula to test subjects

C. and obtain positive results, you cannot know which ingredient is exerting benefit,

D. so you must test each ingredient individually.