B

Have a project valued enough to be forked by someone else

Have at least one original repo where Java is the dominant language

Fork and commit to someone's open source project in need

Have at least three original repos where Python is the dominant language

Would you expect anything less? Have at least one original repo where Python is the dominant language

Have at least one original repo where Ruby is the dominant language

Have at least one original jQuery or Prototype open source repo

Have at least one original repo where Objective-C is the dominant language

Have at least one original Node.js-specific repo