11. Brain: Hi, Paula! My favourite rock band, Rock C, has a concert on Sunday night. It's at the concert hall. Would you like to come with me? Paula I'd like to, but I can't. I'm sorry! I'm going to work all day. After work, I'm going to meet my sisters at the cafe!. Thanks for inviting me. What is Paula's reason for refusing Brain's invitation? A) She's not in to listening rock songs. B) Her cousin is coming that day. C) She's going to be very busy that day. D) She has to be at home after work.