I would say 4. To create a hypothesis, you would need some knowledge about what you're studying. This is where prior knowledge could come in handy.
Answer:
c
Explanation:
it is older because it was buried deeper than the fossil in layer d
Answer:
Female
Explanation:
Females typically don't have the curly tail at the end and this photo shows there are not any so I'm pretty sure it's a female.
B) Rust, because it has tightly arranged hyphae
<span>The muscle at the end of the esophagus is not able to close, which allows stomach acid and digested food to go back up into the esophagus. </span>