Answer: B. store electric charges.
Explanation: I JUST TOOK THE PF EXAM AND I GOT IT CORRECT!!!!
Background research is used to familiarize yourself with the topic or problem you're conducting your experiment on and help you form an educated guess explaining or solving it that will become your hypothesis.
Answer: The answer would be C. When Octopus eject the water out, the water acts with an equal force on the octopus in opposite direction.
Explanation:
An octopus propels itself forward in the water by ejecting water backward through a funnel in its body.
Hope this helps! :D
