Question

What effect did the Montreal Protocol have on Earth's ozone?(1 point)
Responses

It decreased ozone in the stratosphere.
It decreased ozone in the stratosphere.

It did not affect the ozone.
It did not affect the ozone.

It increased ozone in the stratosphere.
It increased ozone in the stratosphere.

It moved the ozone hole to the other pole.

It decreased ozone in the stratosphere.