Select the most appropriate word to fill in the blank.

It is an ______ day to start your new business.

auspicious

The most appropriate word to fill in the blank is auspicious.

The word "auspicious" means favorable or fortunate. It is the most appropriate word to use in this context, as it conveys the meaning of the day being a good time to start a new business.

The other options are not as appropriate.

• Audacious means bold or daring. This is not the right word to use, as it does not convey the same meaning as "auspicious."
• Occasional means happening or done from time to time. This is not the right word to use, as it does not convey the meaning of the day being a good time to start a new business.
• Ominous means giving the impression that something bad is going to happen. This is not the right word to use, as it does not convey the meaning of the day being a good time to start a new business.