Choose from options: Determine if the sentence is true based on the text below:
Hans Blix addressed the IAEA board

In an address to the IAEA board of governors in Vienna, Hans Blix said a technical team that visited North Korea last month found that "facilities subject to the freeze were not in operation and that construction work had stopped."
Options are:
(I). Yes.
(II). It's impossible to say.
(III). No.
(I).