This is a question with answer options. Goal: How to clean a shaker bottle so it does not build up an odor?

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

Choose from:
1). Rinse the bottle the next day after using then wash by hand with soap and water and allow to dry under a faucet
2). Rinse the bottle immediately after using then wash by hand with soap and water and allow to dry on a rack...I think the answer is
2).