padi IDC theory – PADI Standards and Procedures

Answer:
Bowline, 2 half-hitches and sheet bend.
AOWPg. 110

Q20
True or False. After Discover Scuba Diving participants complete the optional open water dive with a PADI Instructor, they may participate in additional open water dives supervised by certified assistants at a maximum ratio of four participants to one certified assistant while under the indirect supervision of a teaching status PADI instructor