8. _What is a Lexicographer?_
An author of a dictionary.

9. _Can we spell by Rules?_
We cannot.

10. _Why?_
Because there are too many exceptions.

11. _What makes a rule in Orthography?_
Whenever a letter is silent, or usually so, a rule is formed.

12. _Why is c placed before r in acre, massacre, etc.?_
To preserve the hard sound of c.

13. _What is the rule for Digraphs?_
A digraph must have one vowel silent.

14. _Give rule for E final._
E final is silent when another vowel precedes it in the same
syllable.

15. _What effect does final E have on the preceding vowel?_
It usually preserves its long sound.

16. _When is B silent?_
Before _t_, or after _m_, in the same syllable.

17. _When is C silent?_
Before _k_ in the same syllable; also, before _z_, _l_, or