5.3b b) Write the required statements to make the variable r refer to the Node with info 2. Given that the list L contains the elements [1,2,3] and p points to 1 and r points to 3. 1. -20 32 21 -37 Initial Setup Final Configuration This is the method signature; type the instructions that would go in the method in the space provided below void partB (Link p. Link g)