The main purpose of this article is a
to persuade people to play it safe and stay inside during cold weather
b
to explain two dangers of cold temperatures and how to guard against them
c
to celebrate the bravery and accomplishments of Sir Ranulph Fiennes
d
to inform the reader about terms commonly used in winter weather reports

B

Explanation:

b

to explain two dangers of cold temperatures and how to guard against them

the function of the protein macromolecule is to move things in and out of the cell and transport other molecules in the body. there are many functions of proteins. they are the basic building blocks of living things and are responsible for the growth and repair of body cells and tissues.

explanation:

after receiving a stimus, the sensory receptors send(s) signals to the appropriate area of the body.  

the must be sensory neurons.  

hope its .