Answer:
Cardiovascular is the correct option
It is between A and B.
But if the species is going to be extinct, that means that they are being threatened.
So the answer is B.
The pituitary gland and hypothalamus are fully capable of synthesizing and releasing GnRH, LH, and FSH, but this does not occur until the onset of puberty. Therefore, the "no answer text provided" is the correct alternative for this question.
It’s C new seeds
Hope this helps