Answer:
1) Unknown 2)Unknown 3)Unknown 4)False
Step-by-step explanation:
1) The passage doesn't give any information about the quality or content of trainings so it is unknown whether the trianings were related to job or not.
2) Information about employee participation is not mentinoed in the paragraph
3) This information is not available in the passage.
4) 82% stated that they want to improve their job skills leaving 18% of the employees.