Discuss each of the alternative methods for collecting observation research data, and describe the differences between them. (Refer to sections 10-1a, 10-1b, 10- 1c, 10-1d of the textbook.) [40pts] Describe at least four of the tools used in mechanical observational research. [30pts] Which of the mechanical observation tools do you find most interesting and/or which are you most surprised by? [15pts] Which do you think is most useful to researchers and why? [15pts] Please use bold headers, separate paragraphs, etc. to make them easy to read!