Lawrence is an overweight male adult embarking on hifs firstattempt at weight loss. He has heard that in order to lose one pound of fat per week, he should cut hallocalories by $500$ lailocalories per day from his normal intake. What is the theory behind the notion that a $500$ Lillocalorie dally deficit promotes weight loss of one pound of fat per week? $6\mathrm{.}67$ Points

One pound of fat tissue has $3,500$ kilocalories; $3,500$ killocalories divided by $7$ days in a week means $500$ kilocalories less per day will help him lose one pound of fat per week.

OLean muscle mass growth is stimulated by calorie reduction; lean musele mass growth promotes fat burning at a rate of approximately one pound of fat lost per week with a daily $500-$killocalorie deficit.

OIt doesnits he cannot lose one pound of fat per week with only dietary changes and he will need to include cardlovascular exercise to promote one pound of fat loss per week.

Out doesn'th he should increase calories by $150$ killocalories per day to speed up metabolism, which will help hilm lose one pound of fat per week.