1. There are three types of comparison.
1.1 Comparison of conventional floor (Positive degree) is a comparison of two things or two people like the same things (Those two things are similar.).
1.2 Comparison of the upper (Comparative degree) is a comparison of two things or two people or one person more or less. One thing or another.
1.3 superlatives (Superlative degree) is a comparison of a person or more than or less than the other two up. Two or more persons