I think the answer would be C.
Answer:
I'm sure the answer is (it)
Explanation:
I'm sorry this is all I got srry if you get it wrong
Answer: In the stomach, oesophagus and intestines.
Explanation: Parastalsis is an involuntary wave-like movement of the bolus(food) and chyme by muscle contractions in the digestive tract. It occurs in the oesophagus, stomach and intestines. This happens by relaxation of circular smooth muscles allowing the bolus to pass and contract again to propel it forward. It goes on like that until it is secreted in the anus. Parastalsis is not limited to the digestive tract but also takes place in other hollow tubes in the body.
Answer: C. photosynthesis
Explanation:
Photosynthesis is the process by which plants, some bacteria, and some protistans use the energy from sunlight to produce sugar.
You should consider how much you will eat, what materials you will use during the trip, how many days you the trip would last, how to budget what you can ideally bring without being overloaded, and what emergency stuff you need to bring, just in case something gets out of hand.