Arelationship exists between an employee and a supervisor.

a. horizontal
b. past
c. vertical
d. family

Why is the first step in responding to life-threading situations to assess the situation?

Astairway has 6 steps. is it a handrail required? a. a handrail is required b. a handrail is not required c. double handrails are required d. only nosing is required

Scientists believe that differences in cause hot, plastic-like rock in the asthenosphere to rise toward earth's surface. a. density c. weight b. magnetism d. composition select the best answer from the choices provided