If proposition lsquo All republics are grateful rsquo is taken to be true then which of the followin...........

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If proposition ‘All republics are grateful’ is taken to be true then which of the following propositions can be false?

(i) Republics are not grateful

(ii) Some republics are not grateful

(iii) No republics are grateful

(iv) Some republics are grateful

Select the correct answer from the options given below:

(i) only

(ii) only

(i). (ii) and (iii)

(ii) and (iii)

(i). (ii) and (iii)

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