Read the following email message. Complete the email by filling in the blanks. Select the best choice for each blank.

Hi Jamie, I'm so excited you're joining us for the 1 .... next month! I've been volunteering with them for over a year now, and it's been an incredible experience. Since this is your first time, I wanted to give you some tips to prepare. First, make sure your mask fits properly - nothing ruins a monitoring session like a leaky mask! Also, don't forget to bring only 2 .... as regular sunscreen can damage the coral. You mentioned you're interested in the fish surveys, which happen 3 ..... These sessions are fascinating - you'll learn to identify different species and track their populations. For your first few sessions, you'll be classified as a 4 ...., which means you'll always be paired with someone experienced. Don't worry about not knowing everything right away. After about 5 sessions, you can move up to Level 2 and start collecting data independently. If you're available on weekends, I highly recommend joining the 5 ..... It's a longer day, but they provide lunch, and you get to contribute to a global database of reef information. Let me know if you have any questions! Can't wait to see you in the water. Best, Alex

Choose the best option.

Based on the email and information provided, we can understand that Alex 1 ..... Jamie will need to attend 2 .... before participating in any water activities. The Coral Nursery Maintenance program 3 .....