Answer
(a) to (II)
(b) to (V)
(c) to (IV)
(d) to (III)
(e) to (I)
Work Step by Step
(a) to (II) because the temperature decreases with time.
(b) to (V) because this should oscillate with time.
(c) to (IV) because the population has been growing exponentially.
(d) to (III) because this is a linear relation.
(e) to (I) because this should be a parabola.