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What is the recurrence relation for the linear search recursive algorithm?

(a) T(n-2)+c

(b) 2T(n-1)+c

(c) T(n-1)+c

(d) T(n+1)+c

I got this question in semester exam.

Query is from Searching in portion Searching of Data Structures & Algorithms II

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Right answer is (c) T(n-1)+c

Best explanation: After each call in the recursive algorithm, the size of n is reduced by 1. Therefore the optimal solution is T(n-1)+c.

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