The following statements(s) is(are) correct [IIT 1999]

• A.                 A plot of \[\log \,{{K}_{p}}\] versus  \[1/T\] is linear
• B.                 A plot of \[\log \,[X]\] versus time is linear for a first order reaction \[X\to P\]
• C.                 A plot of \[\log P\] versus \[1/T\] is linear at constant volume
• D.                 A plot of \[P\] versus \[1/V\] is linear at constant temperature