$1-2(10$ points$)$ Safety culture: Classify the following activities as either strengthening or weakening process safety culture. Briefly explain.

a$.$ The laboratory safety manual has not been reviewed or updated in many years.

b$.$ A research laboratory requires safety glasses. The safety glasses are provided but are available only in a room down the hallway.

c$.$ A suggestion box for safety ideas is implemented, but it takes the plant management many months to respond to the suggestions.

d$.$ A research laboratory requires safety glasses, but the workers in the lab must purchase their own safety glasses.

e$.$ The faculty member in charge of a teaching lab tells the students that they have primary responsibility for safety, and the faculty member provides the training, resources, management and continuous auditing to ensure that the students are successful.