Answer:
<em>Simple interests</em> are only calculated on the principal, which is good for the borrower, and good but not so great for the lender.
Now since <em>Compound Interests</em> are calculated on the principal moreover on the already earned interests according to each period, it's a great deal for the lender due this is: "interests on interests" thus <em>the balance grows faster</em> and the wealth grows exponentially, but not so good for the borrower due they end up paying more; wherefore they're advised to opt for <em>wider periodicity</em> on cards accordingly, because when the interest is compounded frequently <em>the balance grows faster</em>.
Explanation:
Australia is the smallest continent
