雅思大作文题目中对于某些名词进行的解释，我们写的时候是用普遍的概念呢？还是具体的概念呢？

Some people believe that governments should not support the arts (painting, music, sculpture) and instead support other areas. To what extent do you agree or disagree?
比如上题中，我们需要具体分开论证投资painting music 以及sculpture的好处吗？还是只用写投资art的好处就可以了呢？