Question $9(2$ points$)$ The first step in risk assessment of a chemical that is a potential toxin would be to: w a$)$ Develop a Hazard Quotient $($HQ$)$ related to that chemical. O b$)$ Determine the political and economic issues related to the risk. O c$)$ Determine the LD$-50$ of the chemical being assessed. d$)$ To complete hazard identification and determine if the chemical causes specific health effects.