The editors of a journal publish three issues in a year. They will devote the upcoming January, April and October issues in that order- exclusively to articles written by seven authors: A, B, C, D, E, F and G. Each of the seven authors will have at least one article published, but some may have more than one article published. The following restrictions apply to the publication of articles: If an article by A appears in an issue, then an article by B must also appear in the same issue. If an article by D appears in an issue, then an article by F must also appear in the immediately preceding issue. An article by F cannot be published in an issue that contains an article by G. No author may publish in each of the two consecutively published issues or twice in the same issue. Each of the issues being prepared must contain at least two articles. If the January issue consists exclusively of articles by B, C and G, then the October issue must contain an article by which of the following authors?
A. B
B. C
C. E
D. F
DUIBAমানসিক দক্ষতা(IQ)বিশ্লেষণমুলক ও সিদ্ধান্ত গ্রহণের ক্ষমতাIQ-3 (Topic Practice)DU - ⚡ অনলাইন প্রশ্নব্যাংক দেখুন 💥
Explanation: *Author 7 জন। Issue 3 টি। *A এর article publish হলে একই issue তে B এর article publish হবে। *D এর article publish হলে পূর্বের issue তে F এর article publish হবে। * একই issue তে F এবং G এর article publish হবে না। * পরপর দুই issue তে একই author publish করতে পারবে না। January তে B থাকায় April এ A,B আসবে না। তাই October এ অবশ্যই A,B থাকবে। সঠিক Answer (A)
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