A schematic diagram of the human circulatory system is shown below.
Which row in the table correctly describes the width of the wall and the blood pressure in blood vessel Y?
| Row | Width of wall | Blood pressure |
|---|---|---|
| A | Thick | High |
| B | Thick | Low |
| C | Thin | High |
| D | Thin | Low |
Row A
Row B
Row C
Row D