<span>Walden is optimist and
he only believes in a better future. He thinks if you aspire to the dream, one day you will achieve
success. Wolden also reckons that sometimes you need to leave some things (and
maybe some people) to achieve your goals. In addition, he claims that new or updated
laws will be better than old laws.</span>
its : opinion, fact, fact, opinion
Credible means easy to believe. If something is likely; why should it not be credible?
also if it comes from a credible source, I would assume that it's credible.
Now, we're left with the choice between interested and disinterested party: among the two the interested party is more likely to make false claims, as they can benefit from them: so I think that answer <span>d.<em> the claimant is an interested party</em>
is the correct one. </span>
The biggest city in the world is actually Tokyo in Japan, but it depends which aspects in your question you are looking for.
In terms of population, Tokyo.
In terms of land mass, New York, USA.
