Question

The four main types of tissues of animals are: muscular, which is in _____; nervous, which is in _____; epithelial, which is in _____; and connective, which is in _____.

Answer 1

1- Muscles
2- Brain 
3- Skin
4- Nerves

Answer 2

The four main types of tissues of animals are:

muscular, which is in Muscles; nervous, which is in Brain; epithelial, which is in Skin and connective, which is in Nerves.