Question must be answered based on the following passage.
Reports generally use the present tense to describe general truths and factual information. Passive voice is frequently employed to maintain objectivity, and technical vocabulary is preferred to convey precise information.
Adapted from: https://www.pdst.ie/primary/literacy/writing-report-genre
Considering the following sentence from a laboratory report:
"The laboratory staff measures the chemical concentrations in each solution."
One can say that the most grammatically correct and academically appropriate passive construction for a report is:
