Which of the Following Firms Is Not Exposed to Translation

Which of the following firms is not exposed to translation exposure?

A) Firm X, with a fully owned subsidiary that periodically remits earnings generated in Great Britain to the euro-based parent.
B) Firm Y, with a fully owned subsidiary that periodically generates foreign losses in Sweden; the parent covers at least some of these losses.
C) Firm Z, with a fully owned subsidiary that generates substantial earnings in Germany; the subsidiary never remits earnings but reinvests them in Germany.
D) All of the above firms are exposed to translation exposure.