The correct option is
D Lianes
A. Stranglers are named for their pattern of growth upon host trees, which often results in the host's death. As it grows, long roots develop and descend along the trunk of the host tree, eventually reaching the ground and entering the soil.
B. Creepers spread horizontally rather than growing vertically. But they have soft stems.
C. Lianes are woody vines seen in the tropical forests. As they curl around the trunks of other trees with their woody stems, they are called woody twiners.
D. Scandent plants are fast growing climbers with pliable stem, climbing onto woody trunks of trees.
So, the correct option is 'Lianes'.