You want to know how he's choosing them (choosing them [?x])
Don't you? [?x]
You want to know how he's choosing them
Don't you? [?x]
[2x]
You want to know how he's choosing them
Don't you? [2x]
You want to know how he's choosing them (choosing them)
Don't you? [?x]
[2x]
Don't you? [3x]
You want to know how he's choosing them (choosing them)
Don't you? [?x]