Q$1.$ Your team is working on a Work Breakdown Structure for the bike lane $/$ road expansion project. The highest level of the WBS is "Complete Bike Lane Addition". The WBS is started below:

a$)$ List $\backslash (3-5\backslash )$ work packages under $1\mathrm{.}0.$

b$)$ Do you think $2\mathrm{.}0$ is complete? Why or why not? Hint: What rule are you checking for?

c$)$ Your colleague looks at this WBS and points out that the order of $2\mathrm{.}1$ and $2\mathrm{.}3$ should be switched. Is this necessary?