Answer to number 2 help

Which of these reasons describes why spain was motivated to compete with portugal

In what ways did president richard nixon send mixed messages regarding civil rights? a. he placed southerners on federal courts and increased busing. b. he supported segregation as well as affirmative action. c. he criticized school busing but initiated affirmative action. d. he increased school busing but vetoed affirmative action.

From 1990 to 2008, by what percent did the world’s most developed economies cut their greenhouse gas emissions?