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

Responses

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

It moved the ozone hole to the other pole.
It moved the ozone hole to the other pole.

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

It did not affect the ozone.

It decreased ozone in the stratosphere.