I believe its people who are lonely and isolated are bound to be unhappy.
Superlative adverbs are adverbs ending in -est. So think of big, bigger and biggest. Biggest is the superlative adverb due to the it ending in -est and having the 'superior' effect which is linked to its name of superlative.
The sentence "Americans, following a battle, want nothing more than to return home" supports the central idea of the speech as C. it supports the point that the war is an ongoing effort that cannot be won overnight.
<h3>What is a central idea?</h3>
It should be noted that a central idea simply means the main idea that's expressed by the author.
It was stated that the government has taken unprecedented measures to defend the homeland and we will continue to hunt down the enemy before he can strike.
Here, the sentence "Americans, following a battle, want nothing more than to return home" supports the central idea of the speech as it supports the point that the war is an ongoing effort that cannot be won overnight.
In conclusion, the correct option is C.
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