Dragonflies are predatory flying insects. In the summer, it is customary to see them perching on tree branches in an obelisk pose (i. e., a handstand position with the tip of their abdomen pointing upward). In 3–5 sentences, describe how dragonflies might regulate their body temperature and give reasons why they might assume this pose.

the answer is z.

the human body has five levels of organization. level 1: cells. cells are the basic units of life and form the first level of organization. cells in the human body have specific functions. examples include nerve cells, blood cells, liver cells, and so on.

i think it's organizational.

natural resource systems. - third choice