Explanation: a predicate is the part of a sentence that describes the action that the subject is performing. A complete predicate is the phrase that includes the verb (action) and the modifiers. A simple predicate is just the verb of the sentence, without any modifier. In the given sentence, the subject is "A few of the committee" and the predicate is "did not attend" this is a complete predicate because it includes the modifier "not".
The description indicates the man is tough and rich. Tough because he has a square jaw and a scar above his eye. Rich because he has a diamond set into his scarfpin.
The other characteristics cannot be inferred based on this description.