can you help with b and c. thanks

b. If you had purchased shares in each of the companies in the table below on the date of their IPOs, what would your return on investment be if you sold your shares today? Use Nasdaq.com and the company symbol to obtain the current share price. State the date of the share price you used. Complete the attached file with your findings and paste it into your thread/post. c. Explain why the opening IPO share prices for Spotify and Lyft were so high