Update agieval.py

agieval.py

@@ -169,7 +169,7 @@ class LogiQA2(datasets.GeneratorBasedBuilder):
         elif self.config.name == "math_agieval":
             features = datasets.Features(
                 {"question": datasets.Value("string"),
-                 "answer": datasets.features.Sequence(datasets.Value("string")),
+                 "answer": datasets.Value("string"),
                  "solution": datasets.Value("string"),
                  "level": datasets.Value("int32"),
                  "type": datasets.Value("string"),