Answer:
Body systems are groups of organs and tissues that work together to perform important jobs for the body. Some organs may be part of more than one body system if they serve more than one function. ... Examples include the respiratory system, nervous system, and digestive system.
Explanation:
A efforts to get people to vote
West Africa's smaller societies such as Benin and Hausa, grew in ways such as trade and farming, building off of previous achievements. Africa's larger kingdoms improved in the factors of education, with the introduction of new Muslim teachings, as seen in maliand shonghai kingdoms.
Answer:
The Cotton Gin caused a surge in slave populations in the south because the plantations needed more slaves to harvest cotton. The land turned into farmland for people looking to strike it rich. The economy of the south soared with the new inventions with cotton being the biggest export from the south.