Answer:
the first option is correct.
<span>Because 3,500 calories equals about 1 pound (0.45 kilogram) of fat, you need to burn 3,500 calories more than you take in to lose 1 pound. So, in general, if you cut 500 calories from your typical diet each day, you'd lose about 1 pound a week (500 calories x 7 days = 3,500calories).</span><span>Apr 11, 2015</span>
---------------------Stress :P-------------------------
