The analysis step of the portfolio kanban system has a new Epic with a completed Lean business case. What best describes the next step for the Epic?

$1-$It will be implemented once the Epic Owner approves the Lean business case

$2-$It will be moved to the ready state in the Portfolio Kanban if it receives a $$go; decision from Lean Portfolio Management

$3-$It will remain in the analyzing step until one or more Agile Release Trains have the capacity to implement it

$4-$It will be implemented if it had the highest weighted shortest job first $($WSJF