A person at $15000$ feet above sea level develops certain symptoms in $8-24 $ hours, these are

Altitude sickness which includes nausea, fatigue and heart palpitations occurs due to

$I.$ Biochemical adaptation are seen in organisms living in great depth of the ocean to face crushing pressure

$II.$ Allen's rule is explain mammals living in colder climates

$III.$ Altitude sickness is caused because of body not getting enough oxygen due to low atmospheric pressure at high altitude

$IV.$ Desert lizards lack behavioural means to manage to their body temperature

Choose the correct option for above adaptations

Benthic organisms are affected the most by

The soil organisms are