In each of the questions below, four statements are given followed by four conclusions numbered I, II, III and IV. You have to take the given statements to be true even if they seem to be at variance from commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.
Statements
Some letters are words.
All words are sentences.
Some sentences are paragraphs.
Some paragraphs are chapters.
Conclusions
I. Some words are paragraphs.
II. Some chapters are letters.
III. No chapter is a letter.
IV. Some letters are sentences.