- AQ
- BS
- CR
- DT
Step-by-Step Solution
Rolling the two rows of three round into a cube, the left edge of the first top square closes up against the bottom edge of the middle square of the lower row. The top end of that left edge, P, meets the right-hand end of that bottom edge, Q. (S is where the other end of the edge goes; R and T are corners of the last square.)
Answer: A) Q