He went into a long (c.rant) about the outcome of the last election after it was mentioned on the news.
Rant : to speak aggressively or passionately about something
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<span>You must register to vote before you can vote in UK elections or referendums. You can register to vote when you're: 16 years old in England, Wales and Northern Ireland (and vote when you're 18) 14 years old in Scotland (and vote in Scottish elections when you're 16 and other elections when you're 18)</span>
the answer to that would be topical
if you are moving from one thing to another your going to have to make sure that your not jumping around to one thing to another, so you need to keep each paragraph to its own topic and not jumping around all over the place.
HAVE A GREAT DAY!!!!!!!!