M&b The Wedding Dance Tricky Trigonometry Question?

Tricky trigonometry question? - m&b the wedding dance

Dustin Rushing Desider escape with his true love. His father was a ditch 2.5 meters around the house and the windows of Sweet Lobelia is 3.2 meters above the ground. What is the minimum Board with that Dustin will have access to their side of the ditch at the window for them will be wedded bliss?

a) 16.49 m

b) 8 m

c) 5.7 m

d) 12.25 m

e) 4.07 m