Choose your answer from:
(i) Bloat occurs when the gills start to weaken. Symptoms include swollen capillaries and crusts.
(ii) Bloat appears on the gills as a pearly discharge. However, over time, you may notice larger tears or bloody skin.
(iii) You may have any of the following symptoms : Weakness lethargy weakness weakness lack of appetite dehydration Check your goldfish's water daily. Especially with certain goldfish, check their water at the very first sign of bloat: depletion.
(iv) Look for any unusual increase in size of the goldfish. Treating the goldfish at this early stage presents the best chance of saving the goldfish.Choose from options above and answer: What most naturally follows?

How to cure goldfish dropsy
Watch for bloat.
Dropsy is a build-up of fluids inside the goldfish. Thus, the first signs of dropsy will be general bloating.
Answer:
(iv)