From the alternatives, select the combination of letters which, when sequentially placed at the blanks of the given series, will form a recurring pattern.
x _ _ zxzx _ yzx _ _ xyzxzx _ _ zxzxxyzx _
1
xxyzxxyz
2
xyxzxxyz
3
xyzzxxyz
4
xyxzyxyz
From the alternatives, select the combination of letters which, when sequentially placed at the blanks of the given series, will form a recurring pattern.
x _ _ zxzx _ yzx _ _ xyzxzx _ _ zxzxxyzx _