That's correct as long as the current Extension stamp is also dated 30-Dec but the fact this stamp is for 90 days makes it a bit suspicious. We need to see the re-entry permit stamp and original extension stamp to be sure.
You need to ask the Embassy you will be applying through not a FB group as all Embassies/Consulated have their own version of requirements and, to be honest, the likelihood of two people having exactly the same qualifying details are very slim.