It’s not letting me pull up the photo
<span>Children worked long hours in unsafe conditions.</span>
<span>The incident demonstrated how difficult it was for medical personnel to access the Underground. They had a difficult time accessing the location. The train bombing incident was too difficult for an emergency response. The situation gave them a lesson of how to cope with the train incident.</span>
D, all people involved in a case
I believe it is a. i learned this back along.