QuESTON ? The peimary key is selected from the cemposite livye descrininarat candiate kays forevolikeys QUESTION 8 If atrrbute A determines both atibules B and C,(AB,C) then A w atco true that A+B B A C=A (ti1, 9 ) A QUESTION 9 A relation is said to be in the 2NF it is in the 1NF and If all the nongrise attibutis are partally incisonal dependent on the pimary of the relabon. If all me nonprime atuzutes are fully functional decendent on the primary wey If it consaint alowio valuesindivble values). If e cortains transities Arnctional desenderiches