Answer:
Feels
Explanation:
In the sentence "...feels comfortable because of the air dry.", the linking verb is feels . This verb is linking "hot day" with the predicative adjective "comfortable" . Linking verbs (or copulas) have the function of joinning the subject to its complement , usually is the verb be, but other verbs have similar function: look, become, seem, feel, appear, remain, sound, etc.
