Choose the set of figures which follows the given rule.

Rule: Any figure can be traced by a single unbroken line without retracting.
A. 1
B. 2
C. 3
D. 4
Answer: B
Choose the set of figures which follows the given rule.
Rule: Any figure can be traced by a single unbroken line without retracting.
A. 1
B. 2
C. 3
D. 4
Answer: B