Molly22 - Do you actually "need" to respond? Is it really any of his business? Other than him monitoring your movements and wanting you to check in with him each time you turn (one way of looking at it) is there any benefit for "you" with this exchange?
Option 1 - Ignore it permanently Option 2 - Respond a bit later with something generic / bland Option 3 - Provide a minute by minute detailed explanation of each of your movements and maybe his eyes will glaze over like someone reading my 5000 word posts here do
For you though - today - Do good Things - for you.
On BD H52, W50 T27, M26 S21, D23 BD-9-Mar-16 D-15-Jan-18 Final-19-Apr-18 I am a storyteller. The story may do you no good. But a story is never for the listener. It is always for the one who tells