The idea of ______development is possible if environmental, ...

[erika]

The idea of ______development is possible if environmental, political, and
  economic groups work together to make a country livable for years to come.
 
  a. avid
  b. dismal
  c. trend
  d. sustainable

Question 2

When I am in study __________, I shut myself in my room and turn off anything that
  might distract me.
 
  a. sustainable
  b. trend
  c. acknowledge
  d. mode

[mathjasmine]

Answer to Question 1

d

Answer to Question 2

d

[erika]

Thanks for the timely response, appreciate it

[peter]

YES! Correct, THANKS for helping me on my review