______ word was declared as the “Word of the year for 2019” by Oxford Dictionaries ?

1) “Climate emergency”
2) “Climate action”
3) “Climate denial”
4) “Flight shame”

Explanation:
On November 21, 2019, Oxford Dictionaries has declared ‘climate emergency’ as the word of the year for 2019 because the word was widely used across the globe, it is chosen from all-environmental shortlist which also include “climate action,” “climate denial,” “eco-anxiety,” “extinction” and “flight shame.” The word is selected because it shows the increase in usage since 2018. Climate emergency defines as “a situation in which urgent action is required to reduce or halt climate change and also to avoid the possible irreversible environmental loss resulting from it.