why does the author most likely describe liquid rising through a straw before discussing mercury? to compare…

why does the author most likely describe liquid rising through a straw before discussing mercury? to compare ancient experiments to modern ones to introduce the concept of air pressure with a familiar example to illustrate atmospheric conditions by comparing water and air to suggest that water is superior to mercury for measuring pressure
Answer
Answer:
B. to introduce the concept of air pressure with a familiar example
Brief Explanations:
Rising liquid in a straw is a common - experience example to help understand air - pressure concepts before more complex mercury - based pressure measurement.