His father looked hostile, and clenched his fists as if wanting to knock Gregor back into his room. Then he looked uncertainly round the living room, covered his eyes with his hands and wept so that his powerful chest shook. David Wyllie, trans., The Metamorphosis Which word could replace the underlined word without changing the overall meaning of the sentence? A. angry B. kindly C. unconcerned D. uninterested