A Red Blood Cell Is Placed in a Solution

Multiple Choice

A red blood cell is placed in a solution. After a period of time, the cells has shrunk to half its original size. Which of the following is true? ​

A) Water moved from the solution into the cell.​
B) The solution inside the cell is hypertonic.
C) The cell was placed in a hypertonic solution.
D) The cell was placed in an isotonic solution.
E) Salt left the cell resulting in its change in size.