TASK DEFINITION: In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
PROBLEM: Marginal utility is a concept from economics that describes the change in utility from consuming more or less of a good or service .

SOLUTION: In economics , utility is the satisfaction or benefit derived by consuming a product ; thus the marginal utility of a goods or service is the change in the utility from an increase in the consumption of that good or service .

PROBLEM: Christian rock is a type of rock music that is performed by Christians .

SOLUTION: Christian rock is a form of rock music that features lyrics focusing on matters of Christian faith , often with an emphasis on Jesus , typically performed by self-proclaimed Christian individuals .

PROBLEM: When the national radio of the Maldives had talks by religious students who said female genital mutilation was Islamic , she asked the government to stop them .

SOLUTION:
When the national radio of the Maldives began to feature religious scholars who claimed female genital mutilation was supported by Islam , she asked the government to intervene , and talked publicly about the harm caused by female genital mutilation .