Vertical. Many rocks in mountainous areas can be vertical or even overturned.
Answer:
a. prevention, minimization, reusing, recycling, energy recovery, disposal
Explanation:
The waste hierarchy is a concept used in solid waste management, which consists of identifying the basic strategies and their respective importance for waste management. According to the hierarchy, waste prevention, or reduction, is at the top, so it is the most important factor. It is followed by reuse, recycling and, finally, recovery, the landfill being the last option suggested for the destination of solid waste.
