Consider the following conditions:
(i) Tom, Dick, and Harry are intelligent.
(ii) Tom, Brown, and Jack are hard working.
(iii) Brown, Harry, and Jack are honest.
(iv) Tom, Dick, and Jack are ambitious.

Which of the following persons is neither hardworking nor ambitious?

Let's track the attributes of each person based on the given statements:
1. Hard working people: Tom, Brown, Jack.
2. Ambitious people: Tom, Dick, Jack.

We need to find the person who is neither hard working nor ambitious.

* Tom is both hardworking and ambitious.
* Jack is both hardworking and ambitious.
* Dick is ambitious.
* Harry does not appear in either the hardworking list or the ambitious list. Thus, Harry is neither hardworking nor ambitious.