Answer:
[tex]\huge\boxed{\text{Soluble}}[/tex]
Explanation:
1. Rare substances are hidden, and you can not find them as common as other elements on Earth. This can not be the answer.
2. Thermal substances are substances that can stay warm for a very long time. This does not specificly dissolve. This can not be the answer.
3. Molecular substances are substances that have many molecules. This is not the answer to the question.
[tex]\boxed {\boxed {\sf The, option, B, is, your, answer!}}[/tex]
