Aperson is sweating, experiencing shortness of breath, choking, feeling dizzy, and is afraid of dying. if it is not a heart attack, but an indicator of anxiety disorder, it is probably a:

In science class maria observed a white color and cut flowers she sees that the petals turn red when the flowers sitting in a vase that has red colored water she forms a hypothesis that the color reaches the flower through the stem what should we do to confirm the hypothesis