Since the beginning of science, twins have offered a unique ...

[stevenposner]

Since the beginning of science, twins have offered a unique opportunity to study to what extent nature vs.
  nurture influences the way we develop, the people that we turn out to be, Wright says.
  A synonym for nurture is
 
  a. hinder
  b. manage
  c. foster
  d. challenge

Question 2

Which of the following sections of a long formal report may be optional?
 
  a) title page
  b) introduction
  c) abstract or executive summary
  d) glossary
  e) conclusion

[johnpizzaz]

Answer to Question 1

c. foster

Answer to Question 2

d

[stevenposner]

TYSM

[nathang24]

Thanks for the timely response, appreciate it