The question given below consists of a statement, followed by three or four arguments numbered I,II,III and IV.You have to decide which of the arguments is/are 'strong' argument and which is/are 'weak' argument and accordingly choose your answer from the alternatives given below the question
Statement: Should coal engines be replaced by electric engines in trains? ,
Arguments:
I. Yes. Coal engines causé a lot of pollution.
II. Yes. Electric engines are good on performance, easy to operate and low on maintenance.
Ill. No. India does not produce enough electricity to fulfil its domestic needs also.
(a) All are strong
(b) Only I and II are strong
(c) Only II and III are strong
(d) Only I and III are strong
(e) Only I is strong

Explanation

(b) : Only I and II are strong