The answer is D!
Hope it helps. :)
At a time you will not be interrupted, so that you can give full concentration to your studies. Early in the morning is the best time to study according to me and before going back to sleep. I just do a quick revision which helps me lot. Try it, it'll really help
Horsing around meanns that you are joking around
It is ironic that Oedipus curses Laius's murderer because t<span>he one survivor has lied all these years, claiming that Lauis was beset by robbers. This is based on Oedipus Rex. Hope this is the answer that you are looking for. Have a great day ahead!</span>