Answer "true" or "false" to the following statements:
1. Any passage that contains an argument must contain a claim that something is supported by evidence or reasons.
2. In an argument, the claim that something is supported by evidence or reasons is always explicit.
3. Passages that contain indicator words such as "thus," "since," and "because" are always arguments.
4. In deciding whether a passage contains an argument, we should always keep an eye out for indicator words and the presence of an inferential relationship between the statements.
5. Some expository passages can be correctly interpreted as arguments.
6. Some passages containing "for example" can be correctly interpreted as arguments.
7. In deciding whether an expository passage or an illustration should be interpreted as an argument, it helps to note whether the claim being developed or illustrated is one that is accepted by everyone.
8. Some conditional statements can be reexpressed to form arguments.
9. In an explanation, the explanandum usually describes an accepted matter of fact.
10. In an explanation, the explanans is the statement or group of statements that does the explaining.