Fill in the gaps with the correct form of the words in brackets.

In the developed world, more people are becoming vegetarian. There seem to be two reasons for this. Some believe eating meat is ... \(moral\) while others argue that the ... \(consume\) of meat is neither necessary nor ... \(health\). Vegans take their beliefs to the extreme. They remove all animal and dairy products from their diets ... \(complete\). They also avoid using other animal ... \(produce\) such as leather goods. Some people find this philosophy admirable. However, ... \(diet\) have expressed concerns. They point out that children, in particular, may not get all the nutrients they require in the absence of animal and dairy products. They ... \(strong\) recommend that all vegetarians take vitamin and calcium supplements on a ... \(day\) basis.