Select the alphanumeric-cluster from among the given options that can replace the question mark (?) in the following series.
144DG, ?, 100LO, 81PS, 64TW
1
121KH
2
125KH
3
121HK
4
125HK
Select the alphanumeric-cluster from among the given options that can replace the question mark (?) in the following series.
144DG, ?, 100LO, 81PS, 64TW