Visiting his mother would be so cold he couldn’t talk to her.
They use adjectives to describe the characteristics of their character, and when using dialogue they'll sometimes have them use witty remarks or have them be more bland based on the personality that hey wish to convey. Also, an author will, after or before dialogue, add an adjective to what they're saying. For example: "I've been there before" Victor, said casually. Or: Ashley yelled "Well you should have known!" punctuation is also a key element in conveying a character well.
Answer:
No, I will not give in to your temper tantrum! No, I don't believe we have received your letter yet. Well, maybe she can get a ride with someone else. Oh! You startled me! So, when would you like to eat dinner?
Explanation:
The commas(,) are employed in a sentence primarily yo mark a pause or to separate the introductory part of the sentence from the rest of the sentence while an exclamation mark(!) is used to express the emotions of excitement, surprise, or any such strong feeling or emotions. As per this definition, the given blanks are filled accordingly. Since the sentence beginning with 'oh' denotes a strong emotion of surprise, it will employ the exclamation mark(!), the other sentences just mark a pause after the introductory word 'yes', 'no', or 'well' and thus, they will use comma(,).