What part is number 2 pointing to?

(a)  

What part is number 3 pointing to?

(a)  

What part is number 4 pointing to?

(a)  

What part is number 5 pointing to?

(a)  

What part is number 6 pointing to?

(a)  

What part is number 7 pointing to?

(a)  

What part is number 8 pointing to?

(a)  

What part is number 9 pointing to?

(a)