Is it Ok if I use either outside the room and out of the room in this sentence?

Where did she find the lost pen?

outside the room.

out of the room.

1 2
(She found the lost pen) outside the room
(She found the pen) out of the room.
Why do you have to omit "lost" in the second sentence?

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I left it out accidentally.
so I keep it, which is ok?
and I keep to my answer: both.
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I think there is a very subtle difference between them.

as a prep, "outside" sometimes could mean "on or to a (particular) place on the outside of sth."

I don't think "out of sth" has quite the same meaning in this regard.

But I'm not sure...
Hi, Maple.

The correct answer is outside the room but I need the explanation.
I would say that when speaking of position, outside is the one to be used.

"Out of the" is mainly used with verbs of motion, IMO. I've had this confirmed, as this is what I've got when performing a search with "out of the room":

Twixt Land and Sea by Conrad, Joseph - Chapter 15
Good - bye , then , gentlemen , ' and went out of the room so crushed that he seemed hardly able to put one foot before the other . That ...

Victory An Island Tale by Conrad, Joseph - Chapter 1
walked out of the room. It was in a little hotel in the island of St. Thomas in the West Indies (in the year '75) where we found him ...

100%: The Story of a Patriot by Sinclair, Upton - Chapter 72
and walked them out of the room, and Peter heard them tramping down the stairs of his lodging house, and he lay on his bed and buried ...

100%: The Story of a Patriot by Sinclair, Upton - Chapter 4
and half lifted him and half shoved him back out of the room, and down a long passage to the back part of the building. And all the ...

St Ives by Stevenson, Robert Louis - Chapter 19
Mr. Romaine led the way out of the room so briskly, and was so briskly followed by Alain, that I had hard ado to get the remainder ...

Amy Foster by Conrad, Joseph - Chapter 1
form had to go out of the room several times to work the telegraph on his behalf. The American Kaiser engaged him at last at three dollars, he ...
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