Explanation:

EXPLANATION:
In 2018, the Quito Adjustment is the adjustment made to the Montreal Protocol. It aims high to avoid 1ºC of future warming.
?? In this, the decision to strengthen enforcement mechanisms of this accord in response to an unexpected rise in global emissions of the banned chemical trichlorofluoromethane or CFC-11 was adopted.
?? Practical arrangements were made to implement the Kigali Amendment by approving technologies for destruction of substances controlled under the Protocol & adopting new data reporting requirements. So, Option (a) is correct.