Answer:
Some causes can be heart disease, cancer, lung ailments, accidents, cirrhosis of the liver.
Answer:
David always ensures that he is clean and tidy which gives him confidence when he meets his friends and talks to peoplee
we know that
the surface area of the top of the water
is calculated with the formula of the area of a circle
Step 1
Find the radius of the water tank in the middle of the tank
by proportion
so
For h=5 m
the radius is equal to r=1.5 m
Step 2
Find the surface area
therefore
the answer is
the surface area of the top of the water is 
<span>B cells recognize their specific antigen on the surface of the invading pathogen or recognize toxins secreted by pathogens. Then, some B cells clone into memory B cells, while others multiply as plasma cells, which generate antibodies that bind to pathogens and block them from entering your healthy cells.</span>
The most likely to occur is depression. While the other two symptoms may appear, depression is a common mental impact after a traumatic event happens to a child. Treatment of this effect can be via therapy and/or depression medication though not necessary.
