What type of language convention has the author used to separate the declarative sentence from the disruptive phrase in this excerpt from "totally like whatever, you know? "

"declarative sentencesóso--called
because they used to, like, declare things to be true, okay,
as opposed to other things are, like, totally, you know, notó
have been infected by a totally hip
and tragically cool interrogative tone? "

commas
question mark
capitalization
em dashes

Read the excerpt from the diary of a young girl. father finally came home around five o'clock, and we called mr. kleiman to ask if he could come by that evening. mr. van daan left and went to get miep. miep arrived and promised to return later that night, taking with her a bag full of shoes, dresses, jackets, underwear and stockings. after that it was quiet in our apartment; none of us felt like eating. it was still hot, and everything was very strange. which detail from the excerpt reflects the mood of uneasiness and anxiety? “miep arrived and promised to return later that night” “we called mr. kleiman to ask if he could come by that evening” “father finally came home around five o'clock” “it was still hot, and everything was very strange.”