_are ppe used to prevent falls and protect workers who do fall.
a. tie-offs
b. ropes and pulleys
c. personal fall arrest systems
d. anchors

deez>?

Explanation:

the negative terminal is know as Ground strap

key points:

• The Dubai Mall is the largest mall in the world.

• Area : the same as 50 football pitches and more than 1200 shops.

• ground floor have an aquarium, named Dubai Aquarium, the world's largest indoor aquarium.

• aquarium with 33 000 aquatic animals including sharks.

• outside the Mall, have fountains, named Dubai Fountains with water jets of approximately 200 metres long.

• can visit Olympic sized ice-skating rink.