Julian, a researcher, conducts an adoption study and concludes that “nature” affects shyness. Which of these findings is most consistent with the conclusion of Julian’s study? a) Children who are...

Julian, a researcher, conducts an adoption study and

concludes that “nature” affects shyness. Which of these

findings is most consistent with the conclusion of Julian’s

study?
a) Children who are biologically related are dissimilar in

their degree of shyness.
b) Children who are biologically related but who are

raised in different households are similar in shyness.
c) A child raised by nonbiological parents is more likely

to be shy.
d) Identical twins are likely to be dissimilar in their

levels of shyness.