In a grassland ecosystem, praying mantises catch and eat grasshoppers. However, there has been a significant decrease in the praying mantis population in recent years.

How will this most likely affect the grasshopper population over time?

The population will decrease because grasshoppers are the competition.
The population will increase because grasshoppers are the prey.
The population will increase because grasshoppers are the competition.
The population will decrease because grasshoppers are the prey.