Respuesta :
The three (3) words which best describe the composition of the inner planets are: B. rocky, solid, dense.
The two types of planet.
Based on astronomical information and records, there are two (2) main types of planet and these include the following:
- Outer planet
- Inner planet
What is an inner planet?
An inner planet can be defined as a type of planet that is closest to the Sun and it's rocky, solid and dense in nature such as mercury, venus, earth and mars.
Read more on planets here: brainly.com/question/1286910