The correct answer is: C. Either I or II follows.
The statement says that the condition of previous experience of social work may be waived by the admission committee for M.A. (Social work) in case of outstanding candidates. This means that some outstanding candidates may be admitted to the program even if they do not have previous experience of social work. However, it also means that some outstanding candidates may be admitted to the program even if they do have previous experience of social work. Therefore, both conclusions I and II are possible.
Conclusion I: Some of the students for M.A. (Social work) will have previous experience of social work.
This conclusion is possible because the statement says that the condition of previous experience of social work may be waived by the admission committee for M.A. (Social work) in case of outstanding candidates. This means that some outstanding candidates may be admitted to the program even if they do not have previous experience of social work. However, it also means that some outstanding candidates may be admitted to the program even if they do have previous experience of social work. Therefore, some of the students for M.A. (Social work) may have previous experience of social work.
Conclusion II: Some of the students for M.A. (Social work) will not have previous experience of social work.
This conclusion is also possible because the statement says that the condition of previous experience of social work may be waived by the admission committee for M.A. (Social work) in case of outstanding candidates. This means that some outstanding candidates may be admitted to the program even if they do not have previous experience of social work. Therefore, some of the students for M.A. (Social work) may not have previous experience of social work.
Therefore, both conclusions I and II are possible.