In this task, you are given a multiple-choice question and you have to pick the correct option. Answer with option indexes (i.e., "A", "B", "C", and "D").

Who is most likely to die of old age? (A) adults (B) children (C) infants (D) reasonable high-school students
A

Dead organisms are the source of what for decomposers? (A) nutriment (B) pride (C) oceans (D) people
A

Overpopulation may result (A) from the deaths of many organisms (B) from a boom in reproduction of an organism (C) from natural predators hunting organisms (D) from organisms self regulating their population

B