DeFi services aim to provide traditional financial services on the blockchain with greater transparency and reduced costs. By leveraging blockchain technology, DeFi protocols can offer services like lending, borrowing, and trading in a decentralized manner. This approach not only enhances transparency but also cuts out middlemen, which can lead to lower operational costs. For Alice, this means her venture could offer financial services in a more efficient and transparent way, potentially attracting customers who are looking for alternatives to traditional financial institutions. The use of multiple smart contracts in DeFi protocols facilitates these services within the crypto ecosystem, aligning well with her interest in leveraging blockchain technology for financial services.

A is incorrect because while DeFi services utilize blockchain technology, which inherently includes security features like encryption, the primary advantage of DeFi is not enhanced security through complex encryption methods but rather the provision of traditional financial services with greater transparency and lower costs.

B is incorrect as the main advantage of DeFi services over traditional banking systems is not necessarily high-speed transaction processing. While blockchain can offer efficient processing, the key benefit of DeFi is in offering traditional financial services with increased transparency and cost-effectiveness.

D is incorrect because DeFi services do not primarily focus on offering investment advice based on AI algorithms. Their main objective is to replicate traditional financial services on the blockchain, emphasizing transparency and cost reduction.

Things to Remember

• DeFi stands for Decentralized Finance, which refers to the use of blockchain technology to recreate traditional financial systems without the need for