Task: Question Answering
Input (English): The first term of a sequence is \(a\). Every term after the first is equal to \(d\) plus the preceding term. If the seventh term is 20 and the fourth term is 11, what is the value of \(a + d\)?
(A)5 (B)6 (C)7 (D)8 (E)9
Output (English): A