Which relationship below is an example of competitive in an ecosystem? A. Birds eat the insects that cattle dusturb while grazing, and they occasionally ride on the cows' backs.
B. Squirrels nest in an oak tree, and insects live under the ground near the tree.
C. Bald eagles and black bears fish from the same mountain lake.
D. Rabbits eat the grasses and shrubs in a meadow, and wolves eat the rabbits in the meadow.

Astudent sees several ants walking up a wall following the exact same trail that an ant took earlier. she wants to apply the scientific method to determine how the ants detected the trail. which of these steps would come first in her application of the scientific method? perform an experiment by cleaning the scent away from part of the trail. draw a conclusion that the ants follow a scent trail. make a prediction about what the ants will do after she cleans away part of the trail. hypothesize that the ants are following a scent trail that the first ant left.