Under what circumstances would a researcher choose a longitudinal study over a cross-sectional study? Give a specific example of a question that could be addressed with a longitudinal study and explain why that developmental design is preferred.

if you have to come up with one i would do

love: happiness

. a function is a relation in which each input has only one output. in the relation , y is a function of x, because for each input x (1, 2, 3, or 0), there is only one output y. x is not a function of y, because the input y = 3 has multiple outputs: x = 1 and x = 2.

i am not christian so i cannot. this is such a racist and illogical question. you must not be christian too then? if y-o-u can’t write a paragraph about god.