One multi-hop question answered four ways: answering immediately, thinking only, acting only, and interleaving thought with action.

Thinking and acting need each other

One question, four ways to attack it. Two of them fail for opposite reasons — and that is what tells you the fix.

Reasoning without acting has no way to notice a false memory. Acting without reasoning has no way to choose a better query. Interleave them and each one covers the other's blind spot.