Step 1: Understand the meaning of the sentence.
The sentence implies reducing or lessening the suffering of the poor.
Step 2: Examine the meanings of the options.
Mollify: to calm anger or feelings — not suitable
Mitigate: to make less severe or reduce — correct ✔
Soothe: to comfort or calm — not precise here
Abet: to encourage or assist wrongdoing — incorrect
Step 3: Choose the best fit.
The word that correctly completes the sentence is mitigate.
Step 4: Final conclusion.
Thus, the primary objective of a socialist government is to mitigate the miseries of the poor.