Answer:His brain would be smaller
Explanation: The human brain continues to grow,until it get to the peak size,in the third or fouth decades of life. The brain tends to get smaller as people age,other reason includes,injury,alcohol use,infection,certain diseases and disorder.
The hiker followed the north trail a distance of two kilometers in thirty minutes.
i dont trust it,it may say brainliest answer but its WRONG its actually, D .
I think the answers is B but I'm not 100% sure