in a multi- electron atom ,which of the following orbitals described by the three quantum numbers, which of the following will have nearly same energy?
`{:(( P) ,n=1","l=0"," m=0,(q) , n=2","l=0"," m=0),((r ) , n=2"," l=1"," m=1",",(S ) , n=3"," l=2"," m=1),((t ), n=3","l=2","m=0,","","",):}`
A. (i) and (ii)
B. (ii) and (iii)
C. (iii) and (iv)
D. (iv) and (v)
