This is a question with answer options. Goal: What step can you take to make grating ginger easier?

Which of the following methods is more reasonable for accomplishing this goal?

Pick from: +Place peeled ginger in a Ziploc bag and boil. Boiled ginger is easier to grate since it hardens up.. +Place peeled ginger in a Ziploc bag and freeze. Frozen ginger is easier to grate since it hardens up.....I think the answer is
Place peeled ginger in a Ziploc bag and freeze. Frozen ginger is easier to grate since it hardens up.