The answer to your question is: A) Your food journal.
It's best to use a food journal to keep track of the things you've eaten, and how much calories you've eaten throughout that day. Using a journal can help you when your on a diet so you can keep track of what you've been eating.
I hope this helps you!
Have a wonderful day!
-LizzyIsTheQueen
The third one. hope this clarifies
The color of sky is blue due to the molecules in the air dissipate blue light from the sun more than they dissipate red light.
