As deepwater drilling for crude oil continues deeper into the earth, why is drilling mud used in place of seawater? select one: a. drilling mud is the result of the drilling process and is not used during the drilling. b. drilling mud is more dense and will settle deeper down the tunnel. c. drilling mud is easier to access than sea water at those depths. d. drilling mud provides additional pressure to keep the tunnel form collapsing.

each  column  of the  table  is called a group. elements in a group share similar properties. groups are  read  from  top  to  bottom. metal. metalloid. nonmetal. solid. liquid. gas. fe. hg. o.  2. 3. 4. 5. 6. 7. 8. 9.  2. beryllium. 9.012. 4.  sodium. 22.990.  11. 3.  magnesium. 24.305.  12.  potassium. 39.098.  19. 4.  calcium. 40.078.  20. i guess  i  

i think   the answer is c hope i'm right

a saline water is fed to a reverse osmosis unit at flow rate o rotameter connected to reject (retentate) line reads 8 installed in reject and permeate line reads 15.2 milli siemens/cm and 300 micro siemens/com respectively.