The correct spelling of critical+ly is <em>critically</em>.
<em>Critically</em> is an adverb formed by the root adjective <em>critical</em> and the suffix -ly.
In general, to form adverbs from an adjective we add the suffix -ly after the adjectives' last syllable.
Adjectives that end with one L keep it when adding the suffix -ly.
This is the case of the adverb <em>critically</em>.
Other examples are:
- Typical⇒ typically
- radical ⇒radically
- practical ⇒practically
- cool ⇒ coolly
If the adjective ends with double L, we drop one before adding the suffix:
You can learn more about suffix -ly in the link below:
brainly.com/question/13903218
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General Zaroff and Sanger Rainsford are in direct, man versus man strife when they chase each other. Zaroff and Ivan are additionally in direct clash with every one of the mariners who have "unintentionally" wrecked on the island. Ivan and Rainsford likewise have an immediate clash.