Explanation:
60 - 70% of maximum heart rate: This zone provides the same benefits as the healthy heart zone, but is more intense and burns more total calories. The percent of fat calories is remains up to 85% in this zone.
A professor of microbiology.
B or c because they both are very good answers sorry i couldn't help that much :(
I would not recommend this. If you are trying to lose weight simply better your diet by intaking fewer calories per day and burning more than you consume. Always consult your Primary Care Physician prior to taking medications if you take other medications, or a parent if you do not.