Children Understood That Stranger "A" Knew How to Fix a Toy

Children understood that stranger "A" knew how to fix a toy but did not know what the tools were called. Stranger "B" knew the names of things but couldn't fix them. The children were later more likely to turn to Stranger B for the label of an object they had never seen because.

A) They considered Stranger A as not trustworthy.
B) They considered stranger B as a reliable source of information.
C) They considered Stranger A as less intelligent than B.
D) They considered Stranger B as willing to assist.
E) They considered Stranger B as being a teacher.