Fill in the blank with a suitable option: Janet’s contact lens popped out while she _______________. A. Was playing B. Is playing C. Has been playing D. Playing

The correct answer is: A. Was playing.

The other options are incorrect because they do not describe a continuous action. Option B, “Is playing,” is incorrect because it describes an action that is happening at the moment. Option C, “Has been playing,” is incorrect because it describes an action that has been happening for some time. Option D, “Playing,” is incorrect because it does not describe an action at all.

The sentence “Janet’s contact lens popped out while she was playing” describes a continuous action.

Janet was playing when her contact lens popped out. This means that the action of playing was happening for some time before the contact lens popped out. The other options do not describe continuous actions. Option B, “Is playing,” describes an action that is happening at the moment. Option C, “Has been playing,” describes an action that has been happening for some time. Option D, “Playing,” does not describe an action at all.