Answer:
ovaries and testes.
Explanation:
The gonads are additional types of endocrine glands. They are the sex organs and include the male testes and female ovaries. Their main role is the production of steroid hormones.
Answer:
B, Public spending on education.
Explanation:
If a county's has a free and public education system the more children have access to knowledge which will promote high development rates within the country.