Which of the following are valid json documents? Select all that apply.
{ " a " :l, " b " :{ " b " :l, " c " : " foo " , " d " : " bar " , " e " :[l,2,4]}}
{ " city " : " New York " , " population " , 7999034, boros:{ " queens " , " manhattan " , " staten island " , " the bronx " , u " brooklyn " }}
{ " name " : " Fred Flintstone " ; " occupation " : " Miner " ; " wife " : " Wilma " }
{ }
Submit