... discussed by the board of directors when it was proposed again by supervisors.
The problem had already
The problem is already
The problem had already been
The problem has already
Pembahasan: Past Tense
Urutan waktu: when + S + V2 diikuti konteks lampau; peristiwa sebelumnya memakai past perfect bila diperlukan.
Bandingkan pilihanmu dengan sobat pembelajar yang lain.