Correct option is D
Given:
Statement:
"Work hard to be successful in examination." A advises B.
According to given information:
Assumptions:
I. B listens to A's advice.
For the advice to have any value, B must listen to A's advice. If B does not listen to the advice, there is no point in offering it.
Therefore, Assumption I is implicit.
II. Passing the examination is desirable.
The advice to work hard for success in exams implies that passing the examination is important and desirable. Otherwise, there would be no motivation to work hard.
Therefore, Assumption II is implicit.
III. Hard practice leads to success.
The advice to "work hard to be successful" is based on the assumption that hard work or hard practice leads to success in the examination.
Therefore, Assumption III is implicit.
Thus, the correct option (d) All I, II, and III are implicit.