Examlex
Some colleges now offer massive open online courses (MOOCs) , where students do not need to be in the same classroom as their instructors.The fixed cost of an online course is relatively ________, but after the courses are placed online, the marginal cost of providing instruction to an additional student is ________.
Family
A social unit consisting of parents and their children, considered as a group, whether dwelling together or not.
Meanings
The significance or interpretations attributed to words, phrases, symbols, or concepts.
Words
The basic units of language comprised of sounds or written characters that convey meaning.
Actions
The fact or process of doing something, typically to achieve an aim.
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