Statements: No book is a pen.
All copies are books.
All books are telephones.
No radio isa telephone.
Conclusions: I. Some pens are not copies.
II. Some copies are neither books nortelephones.
III. Some telephones are neither copies not books
IV. Some copies are not radios.
All copies are books (A) + No book is a pen (E) = No copy is a pen `=>` Conversion`=>` No pen is as copy (E)`=>` I.I`=>` Some pens are not copies(O).Hence, Conclusion I will follow. All copies are books (A)`=>` I.I`=>` Some copies are books(I). All copies are books(A) + All books are telephones(A) = All copies are telephones(A). Hence, neither conclusion II nor III follows. All copies are books (A) + All books are telephones (A)= All copies are telephones (A) + No telephone is a radio (E) = No copy is radio(E)`=>` I.I`=>` Some copies are not radios (O). Hence, conclusion IV will follow.