PQ is a focal chord of the parabola $\mathrm{y}^2=4 \mathrm{x}$ with focus S. If $\mathrm{P}=(4,4)$ then $\mathrm{SQ}=$

• A

  2
• Correct answer
  B

  $\frac{5}{4}$
• C

  5
• D

  $\frac{3}{2}$

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