How do i get an Emerald Leaf to be able to start You don't Have the Rite?

[YuriSan]

I do small talk and it gives me 3 options only
Promotion application
Learn how to be promoted
and forget

I'm a corporal if it helps

[Masamune1004]

I do small talk and it gives me 3 options only
Promotion application
Learn how to be promoted
and forget

I'm a corporal if it helps

You need to get promoted to get the item.

[Conradus]

I do small talk and it gives me 3 options only
Promotion application
Learn how to be promoted
and forget

I'm a corporal if it helps

Promotion application. He'll go through the promotion application dialogs as normal, but instead of taking your seals and making you sergeant, he'll give the emerald leaf instead. You're then good to pick up the quest that will actually make you sergeant.