diff --git a/practice-exam/practice-exam-23.md b/practice-exam/practice-exam-23.md
index 5b70a10..89c4df9 100644
--- a/practice-exam/practice-exam-23.md
+++ b/practice-exam/practice-exam-23.md
@@ -55,7 +55,7 @@ If this practice exam has been helpful to you please share it with others and re
 
     <details markdown=1><summary markdown="span">Answer</summary>
 
-    Correct Answer: A
+    Correct Answer: D
 
     Explanation: <https://aws.amazon.com/aws-cost-management/aws-cost-explorer/>