Sedimentary rocks form
a. layers
b. from heat and pressure
c. from cooling magma
d. from foliation

The answer is A.) Layers 
  hope it helps.

The need activity of the nurse is to suction discharges from the trachea. current treatment approaches in the pressing consideration facilities or crisis offices are corticosteroids and nebulized epinephrine; steroids have demonstrated advantageous in extreme, direct, and even gentle croup. in the clear instances of croup, anti-microbials are not endorsed, as the etiology is viral