On the basis of the clues given, identify the following tissues in humans:

1. The length of the cells of this tissue appears much more than their breadth. These cells are found in the lining of the stomach and intestines.
2. It is a special type of involuntary muscle. These muscles work continuously and do not get tired.
3. This tissue is primarily located beneath the skin, but also found around internal organs. Its main function is to store energy and provide protective padding around organs.

1. Columnar epithelium tissue
2. Cardiac Muscles
3. Adipose tissue