Answer the questions below for each of the four petri nets of Figures 2 and 3:

1. Is it bounded? If you state that it is not, provide a sequence of markings along with a detailed explanation that proves your assertion.
2. Can a deadlock occur? If you state that it can, give the exact sequence of markings and transitions leading up to it.

t1 P2 p1 t3 t2 p3 Figure 2 - First Petri Net t4 t1 t2 p2 p4 p1 p3 t3 | Figure 3 - Second Petri Net t1 P2 p1 t3 t2 p3 Figure 2 - First Petri Net t4 t1 t2 p2 p4 p1 p3 t3 | Figure 3 - Second Petri Net