An engineering technologist working for a Diamond Mining company must decide on the setting for the jaw crusher in the minerals processing plant. If the crusher is set too coarse, small, but still valuable occluded diamonds may be sent to waste without being recovered. If the crusher is set too fine large extremely valuable diamonds will be broken in the crusher Size class of Value, $ Diameter diamond recovered, [mm] d 2 30 d 1 3 200 000 2 20 sds 30 400 000 3 100 000 10 sds 20 5 sds 10 4 40 000 5 ds 5 5 000 Probability of recovery, based on crusher setting and probability of occurrence Jaw Size Class crusher 1 2 3 4 5 No setting recovery 0.00001 0.00005 0.00090 0 0 0.99904 B 0 0.00003 0.00014 0.00100 0 0.99883 0 0 0.00010 0.00300 0.90000 0.09690 D 0 0 0 0.00180 0.99000 0.00820 Draw a decision tree showing the different options and the possible profit that will be earned for the company. Which jaw crusher setting would you recommend