C I think because if it’s not functioning correctly that’s bad for kids health so I would say c but I’m not positive
The most common grading scale for tumors is the
c. gleason score.
Explanation:
The Magic number 7 (plus or minus two) provides evidence for the capacity of short term memory. Most adults can store between 5 and 9 items in their short-term memory. This idea was put forward by Miller (1956) and he called it the magic number 7.
hope it helps
mark me brainliest