Answer: student 4
Explanation: she is doing the same exact experiment all over again and not changing the things, which can make it even more of an accurate answer
Are bunchgrass because they form a kind of ecosystem within the prairie.
The correct answer is B, internal intercostal muscles and abdominal muscles would contract.
Exhalation is the flow of the breath out of the body. During forced exhalation, internal intercostal muscles contracts which lower the rib cage and decrease thoracic volume, while the abdominal muscles push up on the diaphragm which causes the thoracic cavity to contract.