For intramembranous ossification to take place, which of the following is necessary?
a) an ossification center forms in the fibrous connective tissue.
b) a medullary cavity forms.
c) a bone collar forms around the cartilage model.
d) the cartilage matrix begins to deteriorate.

An ossification center forms in the fibrous connective tissue.

Explanation:

Intramembranous ossification is an important process of formation of bone from the fibrous membrane. This process occur during the the fetal development.

Mesenchyme stem cell in the meduallry cavity starts the process of intramembranous ossification. The important process during intramembranous ossification is the formation of ossification center in the fibrous connective tissue.

Thus, the correct answer is option (A).

answer: 2

explanation:

yes

it would affect precipitation by causing flooding in some areas of the world due to climate increasing, causing the glaciers in the northern and southern pole of our planet to melt.

i wish you would have provided choices to simplify it and allow me to give an exact answer.