In each of the following questions, choose the set of figures which follows the given rule.
1. 
Choose the set of figures which follows the given rule. Rule: Closed figures become more and more open and open figures become more and more closed. 


2. 
Choose the set of figures which follows the given rule. Rule: The series becomes simpler as it proceeds. 


3. 
Choose the set of figures which follows the given rule. Rule: As the circle decreases in size, its sectors increase in number. 


4. 
Choose the set of figures which follows the given rule. Rule: The series becomes complex as it proceeds. 


5. 
Choose the set of figures which follows the given rule. Rule: Closed figures become more and more open and open figures become more and more closed. 

