Using questions words: who, what, where, when, why, and how to fill in the blanks

1. Could you determine ____ to respond to a challenging email?

A. who          B. what          C. when           D. how

2. Do you know ____ to mediate for relaxation?

A. who          B. what          C. when           D. how

3. Did they discuss ____ to decorate the living room?

A. where           B. when           C. how           D. what

4. Can you explain ____ to apply for a scholarship?

A. what          B. when          C. where           D. how

5. I wonder _____ to approach a conflict with a colleague: directly or through mediation?

A. what          B. when          C. where           D. how