Callender and McDaniel Investigated the Effect of Embedding Questions in Text

Callender and McDaniel investigated the effect of embedding questions in text for both high- and low-structure builders.The test included items that had been the target of embedded questions,and other items that were related to concepts targeted by embedded questions.What did they find?

A) Embedded questions led low-structure builders to comprehend as well as high-structure builders.
B) Both high- and low-structure builders were aided by embedded questions.
C) Low-structure builders were helped by embedded questions,but only on the targeted concepts.
D) Low-structure builders were helped by embedded questions,for both targeted and related concepts.