She knows the Heimlich she won't choke, not Daphne (farsick) wrote in caged,
Daphne likewise stretched and probably flexed a bicep to boot. She says she is glad Regina has such confidence but they'll see who the last woman standing is.
She doesn't know why they are acting like they're about to go into a gladiatorial fight but it seems appropriate. She holds her mallet and probably gives it a few joking practice swings while Regina has her turn at the game. She will occasionally make tutting and disapproving sounds.