B. Steroid hormone
This is because most hormones are steroids, that send long distance signaling throughout your body.
Please provide an image. But just for reference, a plant cell's main organelles are the cell wall, cell membrane, large water vacuole, nucleus, mitochondria, cloroplast, lysosme, golgi body, and some other organelles that may also be found in animal cells.
The true statement about the arrangement of vascular bundles in monocot is:
B.) VASCULAR BUNDLES ARE SCATTERED IN THE GROUND TISSUE.
Characteristics of monocots are:
1) has one cotyledon
2) veins in leaves are usually parallel
3) flower parts are usually in multiples of three
4) arrangement of primary vascular bundles in the stem is scattered.