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

How to get enough protein as a vegetarian
Determine your protein needs.
How much protein you need on a daily basis depends on your calorie requirements. The recommended dietary allowance (rda) for protein is 0.8 g of protein for every kilogram of body weight.

Options: [i] Make sure that you eat a variety of foods to ensure that you consume adequate amounts of protein daily. B1, b2, b3 and b44a are generally recommended.; [ii] You will need 2 food groups per day, one consisting of moderate to high-calories. Low-calorie diets, in fact, do provide much needed protein.; [iii] This rda is for adults with a sedentary lifestyle. For an rda that is tailored to your body and activity level, use an online calculator () or use the equations below.; [iv] This is the amount each person can consume. However, some people tend to need less protein than others.;
[iii]