Choose the best definition for the highlighted words and expressions :
Inequality is *growing* and our planet is at risk
*Join* the global conversation! Contribute to *shaping* the post-2015 development agenda
this is opportunity to discuss the *issues* we *care about* most. We can build a *sustainable* future by people and for the people

a) expanding
b) become a participant
c) problems
d) be intered in because we consider important
e) giving from to something
f) able to be maintained/continued


*as palavras entre asteriscos que é pra achar uma definição.