B. i guess ! don’t mind this brainly told me to put 20 characters.
It is probably the l<span>amellae.
The lamellae are sheets of bony matrix. This bony matrix is produced by o</span>steoblasts, which are cells that synthesise collagen<span> and specialised proteins like </span>osteocalcin<span> and </span>osteopontin. These are then the most important constituents of the bony matrix.
Answer:
A few examples could be an increase in food, an increase in shelter, a decrease in predators, or more land.