The error in the measurement of force acting normally on a square plate is $3 \%$. If the error in the measurement of the side of the plate is $1 \%$, then the error in the determination of the pressure acting on the plate is

• A

  $4 \%$
• B

  $3 \%$
• Correct answer
  C

  $5 \%$
• D

  $6 \%$

Hence, the correct answer is option: 'C'.