興味を示してくださってありがとう。

interest (in something); curiosity (about something); zest (for)

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

to (take out and) show; to demonstrate; to tell; to exemplify; to make apparent; to point out (finger, clock hand, needle, etc.); to indicate; to show; to represent; to signify; to display

Thank you; Thanks