The following sentence contains nouns that are either abstract or concrete; can you identify which is/are abstract? hannah couldn’t understand her brother's sadness. a) hannah b)sadness c)both a and b

"as patricia rolled her eyes, dave stared at her, trying to discern whether she'd been lying. ' that stuff about the sleepwalking. was true? ' 'oh yeah,' carlos said, shaking his head. 'whole town seems to be coming down with it.' he paused. 'you're not scared of the dark, are you? ' what feeling does the author create by ending the story with this question