From the given options, choose the correct one that will replace the question mark (?) in the following series.

ZBO, YEJ, XHE, WKZ, ?

From the given options, choose the correct one that will replace the question mark(?) in the following series.

$$2,0,3,2,4,6,5,12,6, ?, 7,30 $$

Select the number from among the given options that can replace the question mark (?) in the following series.

$$3,10,24, ? , 73, 108$$