Multiple-choice questions each have 5 possible answers, one of which is correct. assume that you guess the answers to 4 such que
1 answer:
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Answer: Option D
Explanation:
Arithmetic Progression is the sequence of numbers in which consecutive terms have same or common difference.
common difference d= a2-a1
Option A is incorrect because in last two terms there is not a common difference of
,
,
.
Option B is incorrect because there is not a common difference of 1 in any of the given terms
Option C is incorrect because we do not check common difference in the number of terms that is n we check it for .