This is due to both cities being situated within identical climate zones. The distribution of climate zones on Earth transitions from the North Pole down to the equator and mirrors again as it heads towards Antarctica. Consequently, the two cities lie in corresponding zones despite being in opposite hemispheres.
The digestive activity is regulated by mechanical and chemical receptors found in the walls of the tract organs.
I'm inclined to think it is C An increase in nitrogen-fixing bacteria activity, but I’m not entirely certain
