Answer:
B) desert
Explanation:
good luck have a nice day
<span>How many openings are in the digestive system of flatworms? Answer: 1
Flatworms digestive system is called 2-way which mean the same opening is used for eat and removing waste. That's why it only has one opening. Human system is one way since we eat from the mouth and remove waste from the anus.</span>
The particles that surround the neutrons are ELECTRONS
