Well, I don't have a screenshot of the above example.
But electives are units that you are able to choose. A major is when you specialise in a certain subject area in your electives; 8 units from the same subject equals a major. Lets say that throughout your BBC degree, you did 8 units that...
Yeah put the codes in. The electives, you can choose any unit (if not, then almost any unit) e.g. Chinese etc. Note that you can change your units until the 2nd week of university, but it is recommended to change them before 14th February -- they said this when I called them this morning.
Also...