Question 1: (80 marks) the drilling and blasting(d& b) process associated with mining operations is not as simple as making a hole in the ground, charging it with explosives and initiating the blast. there are various factors that influence the operational outcomes that need to be considered/accounted for to ensure the sustainability of the d& b operation. throughout this course the following topics have been covered: • drilling and geology (10) commercial explosives (10) underground explosives application (10) surface explosives application (10) fragmentation (10) environmental blasting (10) • blast assessment (10) • economics in blasting (10) for each bullet, elaborate on what important factors should be considered/accounted for in your d& b operation and why and/or how they influence your operation.