Answer: C
Explanation: whom is object pronoun which applies to people, which means it describes the person on the receiving end of action that was actually performed, e.g I don't know for whom he called, from here the main clause is(I don't know) and the relative clause( whom he called). The same goes for "To whom should we send the check" to whom(main clause) while "To whom should we" (relative clause), send the check(main clause)...
C, is where it is properly used.
Answer:
its the middle one Controversial
Explanation:
sorry if wrong ;(
Another name for independent clause is Main clause so it's C
The winter solstice is again upon the Northern Hemisphere, and though the year's shortest day heralds the onset of winter it also promises the gradual return of the sun after a prolonged period of darkness.
That there are holidays at the time of this astronomical event is no coincidence. Since ancient times, people have celebrated the solstice and observed it with many different cultural and religious traditions. Some of them survive to the present day—though not always in the form you might expect.
