Which of the Following Is an Example of Individual Petition

Which of the following is an example of individual petition?

A) Nicaragua sued the United States in the World Court over U.S.mining of Nicaragua's port.
B) A Spanish judge issued an arrest warrant for former Chilean dictator Augusto Pinochet.
C) A Kurdish immigrant asked to be granted refugee status in Germany,because of human rights abuses she suffered in Turkey.
D) A person with a same-sex partner filed a petition with the European Court of Justice alleging that her government had violated her rights.
E) International human rights groups asked the government of Iran to release a journalist who had been detained by police in Tehran.