There is a sentence that is missing in the paragraph below. Look at the paragraph and decide where (option $1,2,3$, or 4 ) the following sentence would best fit.

Sentence: Many have had to leave their homes behind, with more than 1.3 million people being displaced due to the drought.

Passage: Somalia has been dealing with an enormous humanitarian catastrophe, driven by the longest and most severe drought the country has experienced in at least 40 years. _ (1) _ Five consecutive rainy seasons have failed, causing more than 8 million people - almost half of the country's population - to experience acute food insecurity _ (2) _ More than 43,000 people are believed to have lost their lives, with half of the lives lost likely being children under five. The damage the drought has caused is far-reaching._ (3) _ Farmers have lost all their agricultural income, while pastoralists have lost more than 3 million livestock, impoverishing entire communities, and leaving them on the brink of famine. _ (4) _ Some, like the pastoralists, may never be able to go back as their livelihoods have been irreversibly wiped out.