Which statement about digestion is true? Bile is used to dissolve proteins in the stomach.
Boluses are passed through the small intestines as waste.
Gastric juice helps to process food into chyme.
Peristalsis aids in chewing of food.

It’s either a or b hope this

I’m going to guess these are the choices: a) recreational skiing developed in the mid-19th century b) it was originally invented as a way of getting from place to place in snowy regions c) downhill skiing is currently the only common form of the sport d) it mostly evolved from snowshoeing- if that’s the cases then the answer would be c) downhill skiing is currently the only common form of the sport

It’s a because it says during exercise so they are doing a athletic activity