Answer:
C Eating a wide variety of foods
Explanation:
A fertility doctor is a reproductive endocrinologist — a physician who practices a subspecialty of obstetrics and gynecology called reproductive endocrinology and infertility (REI). REI is an area of medicine that addresses hormonal functioning as it pertains to reproduction and infertility in both women and men.
Answer: A and D
Explanation:
D, because the defentition of quantitative means: measured by the quantity of something rather than the quality,
And A, because continuous means to continue the whole of something. In this case, you are continuing the research of the specific group of ducks.
Answer: Your answer is b.