What will most likely happen to the populations of geese and mute swans if the population of vegetation decreases steadily over several years? Select one:

Their populations will rapidly increase.

Their population will increase slowly and then level off.

Their populations will stay the same.

Their populations will also decrease.

their population will also decrease

Explanation:

because Geese and mute swans sometimes feed vegetation deep under water

d. new methods of assembly are introduced.

explanation:

this allows for the goods to be made on a larger scale. not faster because now it is shown to be made better, hence the greater productivity in the question. it is calling for something new to be introduced.