Watching me pulling the calf awkwardly to the barn，the Irish milkmaid fought hard to hold back her laughter. A: check B: keep C: stop D: retain

Watching me pulling the calf awkwardly to the barn, the milkmaid fought hard to （）her laughter. A: hold out B: hold back C: hold up D: hold off

Watching me pulling the calf awkwardly to the barn, the Irish milkmaid fought hard to _____ her laughter. A: hold back B: hold on C: hold out D: hold up