Select the option that expresses the given sentence in active voice.
Four grams of sodium chloride was added to the mixture by the research team.
Answer & explanation
Correct answer: option 3
The correct option that expresses the given sentence in active voice is The research team added four grams of sodium chloride to the mixture.
The other options are incorrect because:
- Four grams of sodium chloride was added to the mixture by the research team is in the passive voice.
- The research team added the mixture to four grams of sodium chloride is in the active voice, but it does not emphasize the action of adding the sodium chloride.
- Four grams of sodium chloride added the mixture to the research team is grammatically incorrect. The subject of the sentence is "four grams of sodium chloride," which is not a person. Therefore, the verb "added" cannot be used in the active voice.
- The mixture added four grams of sodium chloride to the research team is grammatically incorrect. The subject of the sentence is "the mixture," which is not a person. Therefore, the verb "added" cannot be used in the active voice.