What can you conclude based on the patterns you observe across all four maps?

China plays a major role in population and china is also a well developed country

  i think you forgot to put the options but if your reffering to this question then your answer will be "b"  a. add "to" to the base form to create an adjective.b. when the subject of a sentence is singular, add "–s" to the base form.c. add "–ed" to irregular base forms to form the past participle.d. do not use a base form with plural subjects

Iam not sure because normally i call my teacher and she is the one asking me questions.