The last is certainly wrong, but may reflect his interest in trade.

His eyes were almost without color, they didn't reflect interest or intelligence.

I always wanted to do a record that reflected my interests.

I reflect your interests, as mine are not of great moment.

It reflects the citizens' ever growing interest in the question of water resources.

He also made changes that reflected his growing interest in psychology.

The new album reflected the group's growing interest in popular modern music.

The contents of the shows reflected people's interests at the time.

They, like fair taxes, reflect our shared interest in community and one another.

These areas reflected the research and educational interests of the faculty.