Arsonists are

   A. persons using white P4 for maliciously setting fire

     B. Person using  red P4 as abortion stick

     C. Person who can tolerate high doses of P4

         after taking P4 in low doses at frequent

          intervals

     D. Persons using it as cattle poison.

Answer:  A. persons using white P4 for maliciously setting fire.

Explanation: 

           

- Arson is the crime of intentionally and maliciously setting fire to buildings, wildland areas,

  dumpsters, vehicles or other property with the intent to cause damage. A person who commits 

  this crime is called an arsonist.

- Arsonists use accelerants (such as gasoline or kerosene or white phosphorus) to ignite, propel,

  and directionalize fires.

- For arson, white P4 covered with dung or wet cloth is thrown on huts. When the covering 

   becomes dry, the roof catches for arson, white P4 covered with dung or wet cloth is thrown 

   on huts. When the covering becomes dry, the roof catches fire.