Answer: offering a type of biological and nonverbal form of apology
Step-by-step explanation:
According to the question,blushing nature of Domenica at situation where she feel embarrassed is displaying a form of biological apology through not speaking rather feeling ashamed and sorry for that situation.
Other options are incorrect because blushing does not creates child-like look for forgiveness, blusher making her avoid future mistakes as blood flow comes to head and reaffirmation of incorrect act so that embarrassment feeling becomes worst is not indicated through blushing of Domenica.