24. Given below are two premises, with four conclusions drawn from them (taking singly or together); which conclusions are validly drawn ?
Select the correct answer from the codes given below :
Premises :
(i) All bats are mammals.
(ii) Birds are not bats.
Conclusions :
(a) Birds are not mammals.
(b) Bats are not birds.
(c) All mammals are bats.
(d) Some mammals are bats.
Select the correct answer from the codes given below :
Premises :
(i) All bats are mammals.
(ii) Birds are not bats.
Conclusions :
(a) Birds are not mammals.
(b) Bats are not birds.
(c) All mammals are bats.
(d) Some mammals are bats.
