b. Comma not required.
Johnson the lexicographer completed his dictionary in seven years. {p107}
We the undersigned agree to pay the sums set against our names respectively.
Jeremy the prophet commanded them that were carried away to take of the fire, as it hath been signified.
I Paul have written it with mine own hand.
The poet Chaucer lived in the reign of Richard II.
Sir John Walpole understood two grand secrets of state: the power of principal, and the weakness of principle.
22. A simple sentence usually requires no point except the period at the end of it.
Count Bismarck has preserved a pleasant intimacy with his old preceptor.
OBS. 17. When the subject is a clause ending with a verb, or with a noun that might be mistaken for the nominative, a comma should be inserted before the predicate.