My workbook notes for this research point [click on each page to enlarge]:
Part 3 Project 2 Research point 1 – Page 1Part 3 Project 2 Research point 1 – Page 2Part 3 Project 2 Research point 1 – Page 3Part 3 Project 2 Research point 1 – Page 4Part 3 Project 2 Research point 1 – Page 5Part 3 Project 2 Research point 1 – Page 6