It is well established that the death of a parent during childhood can ... ...

Determine whether or not there is an error in the underlined portion of the sentence above. If there is no error, select answer choice "A".
(A) It is well established that the death of a parent during childhood can cause insecurity in adults.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Nova Press: Set C - Misplaced and Redundant Modifiers