The living conditions in the old apartment were ​ (a)   and unsafe.

His ​ (b)   with video games made it hard for him to finish his homework.

There was a lot of ​ (c)   about why the school closed early.

The solution to the problem remained ​ (d)   , even after several attempts.

He acted with a sense of ​ (a)   , which annoyed others.

​ No one is ​ (b)   , and everyone makes mistakes.

The teacher’s ​ (c)   of the project focused on effort and accuracy.

The ​ (d)   coach was respected for his years of experience.

She ​ (e)   chose to stay quiet during the argument.

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His refusal to follow the rule was an act of ​ (a)   .

He realized the ​ (b)   of arguing once the decision was final.

He was ​ (c)   by heavy books and walked slowly.

The scientist is a ​ (d)   figure in her field.

The final exam was a ​ (a)   challenge.

A ​ (b)   worry stayed in the back of her mind.

As a ​ (c)   , he watched the game from the stands.

The explanation ​ (d)   her doubts about the assignment.