Which of the following two propositions can neither be both true together nor can they be false together?

(A) All squares are rectangles

(B) Some squares are rectangles

(C) No squares are rectangles

(D) Some square are not rectangles

Choose the correct answer from the options given below : 

1
(A) and (D) Only
2
(B) and (D) Only
3
(C) and (D) Only 
4
(A) and (C) Only

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