Well, it doesn't show your italics, but if I had to guess, if say A. Hope this helps
Answer: By taking precautions when you prepare food, you can stop the spread of dangerous bacteria.
Explanation: The last option may seem fitting for the topic sentence, but these details are mainly about the steps people should take when handling raw meats, seafood, and poultry. Therefore, the second option fits best.
Answer:
Guppies can live with other peaceful fish in aquariums, but piranhas should only be kept in tanks with other piranhas because piranhas typically eat other fish.
I'm thinking C it fits the most.