please answer

1. P1. All Year 1 Science students are studying CBDD P2. Some Year 1 Science students will continue to Year 2 C: Some CBDD students will continue to Year 2 This argument is a. Valid but Unsound b. Invalid c. Valid and Sound I 2. Which of the following in-text citations is correct, given in Harvard style? a. As Weekly (2020) has pointed out, ... b. As Andrew Weekly (2020) has pointed out, .... c. According to A. Weekly (2020), ... d. As has been pointed out by Andrew Weekly in 2020