A will be the answer because usually marking your exercise days will become a habit because lets say you would do a running exercise but you want to do it in a certain day well if you mark it on the calendar, it'll become a habit.
Answer:
myoglobin
Explanation:
when a muscle is damaged, myoglobin goes into bloodstream
Answer:
1. Soap is better because you are physically scrubbing your hands is helpful for removing the bacteria.
2. Hand sanitizer is helpful for on the go of if you cannot reach a sink.
Explanation: