High blood pressure is also called . a.
arteriosclerosis
c.
anemia
b.
hypertension
d.
heart failure

High blood pressure is called hypertension or often referred to as the silent killer as it shows no symptoms at all.

Hope that helps!

the statement is true

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.