19.Which of the following is true?
(A) Bats can help a durian tree to produce fruit by carrying pollen to the flowers.
(B) People like durians because they look like footballs.
(C) The flesh of a durain tastes sour, so people put ice cream on it to make it tasty.
(D) Durians grow in snowy days, and the fruit gets ripe when it is hot and wet.