Answer:
I believe the answer to this question is C or "Always share personal information online".
Explanation:
The reason for this is because the rest make sense to protecting your information. The third answer sounds a little off. This is because you are giving your information to strangers which can cause hackers to get into your accounts. This is why it is not a tip for internet safety.
Hope this helps! Have great rest of your day!
Answer:
The blood picks up co2 and also waste from the tissue. So I am guessing that it is co2.
Hope this helps.
I believe it is carbohydrates
