consider the payment relation and its FDs to answer the following questions. Payment$($assistantNo $,$ assistantName $,$ jobType $,$ hours, ratePerHour$)$ FD$1$: assistantNo $->$ assistantName $,$ jobType $,$ hours, ratePerHour FD$2$: assistantName $->$ assistantNo, jobType $,$ hours, ratePerHour FD$3$: jobType $->$ ratePerHour a$)$ for, what does FD$2$ indicate about assistantName attribute? b$)$ explain breifly why the above relation is$,$ in $1$NF $,2$NF$,3$ND and BCNF$?$ if it is not, decompose it to comply with the three normal forms. c$)$ if the jobType attribute is removed from the Payment realtion, then for each $1$NF$,2$NF$,3$NH and BCNF indicate with its satisfied or violated by the relation