Suddenly ,the fire alarm in the hall ____ ,which made people run out into the street in a panic.

Suddenly ,the fire alarm in the hall ____ ,which made people run out into the street in a panic.
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A rang up B rang out C reached out D stared up
A well-written composition ____good chioce of words and clear organization among other things.
A calls on B calls for C calls up Dcalls in
It's really very dangerous .One more step,____the baby will fall into the well.
A or B so C and D but