Why has the spread of the herbicide-resistant hydrilla through florida’s waterways resulted in them no longer being navigable by most boats?
a.
thy hydrilla has induced a drought that drained the waterways.
b.
the weed clogs propellers that boats use for propulsion.
c.
the sticky leaves of the weed hold boats in place.
d.
all of the above

The weed clogs propellers that boats use for propulsion.

The correct answer is option B

The herbicide resistant hydrilla became a problem in the navigation of boats as this weed clogs the propellers that is used for propulsion or we can say for its movement.

The weed became resistant because of using the same kind of herbicide every time. This led to their growth in massive number. When the boat move in water these plants get stuck into the propellers and hinders the movement of boat which caused problem.

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