Mathematical skills
The key is to lay a solid foundation of mathematics and probability theory statistics. This is the foundation, and the rest can learn more related courses.
Financial mathematics
The second FM (financial mathematics, mostly part of interest theory plus some option futures), so it is best to take courses similar to interest theory and financial derivatives, such as finance. Be sure to use a special calculator.
Risk theory
The fourth door C is related to non-life insurance. About risk theory, risk model and so on. The key is to look at math skills.
Life insurance related
The third MLC and MFE are related to life insurance and financial derivatives. Life insurance courses are best taught by yourself, and insurance principles should also be involved.
financial derivatives
Now the content of MFE exam is getting more and more difficult. There are many special reference books on investment science, just have a look.
FAP network learning
FAP studies online. If all the previous courses can be passed, FAP should be fine as long as it has perseverance.