Choose the correct answer

Which is the correct masculine Ghaa'ib plural active form after Lan?

Conjugating Future Negation with "Lan" (Active & Passive)

• لَنْ يَفْعُلُونَ
• لَنْ يَفْعُلُوْا
• لَنْ يَفْعُلَ
• لَنْ يَفْعُلْنَ