フリー問題

問題文

A retailer holds three years of orders in which every order already carries a marking of fraudulent or legitimate. The team wants a model that applies the same marking to new orders as they arrive. Which statement describes the work correctly?

選択肢

1. The work is unsupervised clustering, and the marking already stored with each order acts as the label the model learns.
2. The work is supervised classification, and the marking already stored with each order acts as the label the model learns.
3. The work is supervised classification, and the marking already stored with each order acts as the input the model reads.
4. The work is unsupervised clustering, and the marking already stored with each order acts as the input the model reads.