Find the laplace transform of t5⁄2.

• A. \(\frac{15}{8} \frac{√π}{s^{5/2}}\)
• B. \(\frac{15}{8} \frac{√π}{s^{7/2}}\)
• C. \(\frac{9}{4} \frac{√π}{s^{7/2}}\)
• D. \(\frac{15}{4} \frac{√π}{s^{7/2}}\)