Select the most appropriate option to fill in the blank.

The teacher kept stopping her online lesson__________ to check if her students were following it.

occasionally

The most appropriate option to fill in the blank is occasionally.

• Indifferently means without interest or concern. It does not make sense in the context of the sentence because it does not describe the teacher's actions.
• Impartially means without bias or prejudice. It does not make sense in the context of the sentence because it does not describe the teacher's actions.
• Unresponsively means without responding or reacting. It does not make sense in the context of the sentence because it does not describe the teacher's actions.
• Occasionally means from time to time or not regularly. It is the most appropriate option to fill in the blank because it describes the teacher's actions of stopping her online lesson to check if her students were following it.