Question

To show cause and effect is the likely purpose of which of these presentations?

the future effects of global warming on the environment

the ways that El Niño changes weather patterns around the world

the reasons why people should drive hybrid vehicles

the main features of Roman architecture

Answer 1

I would say the second one, since it says effect which means the end result not an active result.

Answer 2

The ways that El Niño changes weather pattern around the world.

Step-by-step explanation:

In this stament "El Niño" is the cause of changing the weather around the world. The effect is changes weather pattern around the world so in this statement is easy to observe how "a cause" has "an effect".