I believe it’s the first option
I would go with the first option
Answer: look at the picture
Explanation: Hope this help :D
Yes, since B and C will be pushing towards each other, it will form a mountain.
Skeletal mass increases dramatically during childhood and adolescence, and decreases dramatically at the beginning of the fourth decade of life and decreases with age, with an exception of the skull.
Hope this helps! Have a BLESSED day! :-)
