After running, Ollie’s blood pressure was high. His nervous system sensed this and sent a message to decrease heart rate and blood flow. Which system worked together with the nervous system?

skeletal system
circulatory system
respiratory system
digestive system

circulatory system

Explanation:

b because they naturally adapt to their environment plz mark brainliest

explanation:

the water is warmed up by the sun and then it evaporates into the atmosphere. the sunlight warms the water by its heat. water is then cooled down and condensation takes place. the water then finally returns back to the earth by the process of precipitation in the form of rain or ice.

explanation: