Please choose:
It was a small moment in a busy classroom. Move on. You cannot intervene every time.
Speak to Amara privately and encourage her to keep putting her hand up. Don't make it a whole-class issue.
Start the next lesson with a new norm: in this room, when someone raises their hand, we give them the floor.
Name what happened with the class: "Yesterday, someone's voice was lost. I let that happen. It won't happen again in here. This classroom is for all of us. Every voice. Every time."