The two most common methods for constructing activity networks involve

Group of answer choices

Action$-$on$-$Arrow $($AOA$)$ and Action$-$on$-$Node $($AON$)$

None of the above

Activity$-$on$-$Arrow $($AOA$)$ and Activity$-$on$-$Node $($AON$)$

Arrow$-$on$-$Activity $($AOA$)$ and Arrow$-$on$-$Node $($AON$)$