Task: Question Answering
Input (English): The terms in a sequence are given by \(a_n = a + (n -1)d\), where \(n\) is the number of terms, \(a\) is the first term, and each term after the first is found by adding 8 to the term immediately preceding it. If the first term is 10, which term in the sequence is equal to 210?
(A)The 15th (B)The 18th (C)The 25th (D)The 26th (E)The 27th
Output (English): D