Statements: Police had resorted to lathi-charge to disperse the unruly mob from the civic headquarters. The civic administration has recently hiked the property tax of the residential buildings by about 30 percent.

• Statement I is the cause and statement II is its effect.
• Statement II is the cause and statement I is its effect.
• Both the statements I and II are independent causes.
• Both the statements I and II are effects of independent causes.
• Both the statements I and II are effects of some common cause.