Step 1: Understanding the Concept:
This is a visual series completion problem. Step 2: Key Formula or Approach:
Observe the change in shading and the position of the focal element. Step 3: Detailed Explanation:
The central element moves one spot to the right in each frame. When it reaches the edge, it wraps around. Based on this wrap-around logic, option A is the next step. Step 4: Final Answer:
Option A is the correct next step.