For this achievement, keep Eric and Nick's relationship as low as possible and Eric will ignore Nick's radio after planting the bombs on the cocoons.
Negative options include, not bringing Air Support, not taking the white phosphorus, fighting over Rachel, not saving Nick as Eric in
"The Ancient One" if Rachel is still alive etc. As Nick pass the QTEs while planting the bombs on the vault and complete the advance.
Credit to ThePugHybrid for their
guide.