- AEither statement alone is sufficient
- BBoth statements together are needed (neither alone is sufficient)
- CStatement I alone is sufficient but Statement II alone is not
- DStatement II alone is sufficient but Statement I alone is not
Step-by-Step Solution
In I, 'good' is common and 'la' is the shared code, so good = la. II only says 'la' is present among four words, which is inconclusive.
Answer: C) Statement I alone is sufficient but Statement II alone is not