Multi-choice problem: Continue writing the next sentence in this paragraph:

How to lose weight gradually
Cut down on portion sizes.
One of the things you may need to change about your diet is how much you eat per meal. Large portions may mean too many calories and weight gain.

Pick your answer from: [i] However, eating smaller portions is a great way to become more aware of how much you're cutting out every day, and this will help you keep up weight. You can cut down on this by: eating a balanced diet.. [ii] It's up to you to decide how much you can eat because some of this can result from low-calorie, but also safe, portion sizes. For example, if you are on your mid-30s, aim for about 350 calories per day.. [iii] Cut back on portions to help you gradually lose weight. Many health professionals will tell you to eat until you're " satisfied " not full.. [iv] Both to lose too much or stick to one meal a day is a bad idea. Half your total calories should be in fruits, vegetables, and protein--very few calories equals weight gain..
[iii]