A Laboratory Technician Is Given a Blood Sample and Asked

A laboratory technician is given a blood sample and asked to calculate the concentration of dopamine.The first test reveals that the concentration of dopamine falls outside the reliable range for the testing method.He adds 100 μL saline solution to 100 μL of the sample and retests the sample.How does the concentration of dopamine in the diluted sample compare to the concentration of dopamine in the original sample?

A) The concentration in the diluted sample is one-half that of the original sample.
B) The concentration in the diluted sample is one hundred times that of the original sample.
C) The concentration in the diluted sample is one-tenth that of the original sample.
D) The concentration in the diluted sample is twice that of the original sample.