Final answer:
Newborns can distinguish between sour, bitter, sweet, and salty flavors and show a preference for umami flavors.
Step-by-step explanation:
Newborns can distinguish between sour, bitter, sweet, and salty flavors and show a preference for umami flavors. Umami is a meaty or savory taste that can be found in foods such as fish, shellfish, cured meats, mushrooms, cheese, tomatoes, grains, and beans.