Problem $12$: $(25$ points$)$

The front panel and the block diagram of the VI are shown in Figure $3.$ The mechanical actions of Button A and Button B are both set to "Switch When Released". The mechanical action of the Stop button is set to "Latch When Released". The default value of the "Number" is set to $0.$

Figure $3$: Front panel and block diagram for Priblem $12.$

$(3$ points$)$ Accurately circle one explicitly linked invoke node in Figure $3$ and label it as E$.$ Justify your answer using one or two brief sentences.

$(2$ points$)$ Explain the function of the circled node E$.$

$(3$ points$)$ Accurately circle one explicitly linked property node in Figure $3$ and label it as F$.$ Justify your answer with one or two short sentences.

$(2$ points$)$ Explain the function of the circled node F$.$

$(5$ points$)$ Specify the differences between nodes C and D$.$

$(10$ points$)$ Identify three different methods to stop the VI$.$ Provide a brief description of how the VI works.