The reasoning: In the current frame, you are looking at a tree trunk, which is the target block you need to chop. The task is to chop a tree, and your current target (a block of wood) is right in front of you. Therefore, the next action of "attack" — which involves breaking the block — is reasonable.

Since you currently have not obtained the target block, continuing to attack this block in front of you is a logical step to complete the task. There is no need to look around as the target is directly in your field of view, next action: attack, and next frame: 