Think about the article. In what way were tattoos of soldiers and sailors different?

Sailors got tattoos to feel safe, but soldiers got theirs to show love of their country.
Sailors got tattoos to show love of their country, but soldiers got theirs to feel safe.
Sailors got tattoos to mark battles, but soldiers got theirs to win contests.
Sailors got tattoos to win contests, but soldiers got theirs to mark battles.

In the article, tattoos of soldiers and sailors were different in that sailors got tattoos to feel safe while soldiers got theirs to show love of their country.