Arrange these events related to oxygen transport and exchange in sequence:
a) Oxygen diffuses into capillaries from alveoli, oxygen binds to hemoglobin in red blood cells, oxygen is carried to body tissues, carbon dioxide diffuses into alveoli from capillaries.
b) Carbon dioxide diffuses into alveoli from capillaries, oxygen diffuses into capillaries from alveoli, oxygen is carried to body tissues, oxygen binds to hemoglobin in red blood cells.
c) Oxygen binds to hemoglobin in red blood cells, carbon dioxide diffuses into alveoli from capillaries, oxygen diffuses into capillaries from alveoli, oxygen is carried to body tissues.
d) Oxygen is carried to body tissues, oxygen binds to hemoglobin in red blood cells, carbon dioxide diffuses into alveoli from capillaries, oxygen diffuses into capillaries from alveoli.