Which statement best describes the paradigm of “unsupervised learning” in machine learning? 哪一个是机器学习中“无监督学习”范式的准确描述？

A、It aims to learn some information using a limited amount of training examples. 旨在从一个、或仅有的几个训练样本中学习一些信息。
B、It aims to learn some information using a limited amount of training examples. 旨在采用有限数量的训练样本来学习一些信息。
C、It is a class of supervised learning that also make use of unlabeled data for training. 属于有监督学习算法一类，此外还利用未标记数据进行训练。
D、It is able to solve a task despite not having received any training examples of that task. 能够求解一个任务，即使没有得到该任务的任何训练样本。
E、It receives a set of labeled data and makes predictions for all unseen data. 接收一组标注数据并对所有的未知数据做出预测。
F、It receives exclusively unlabeled data and makes predictions for all unseen data. 仅仅接收未标注数据并对所有的未知数据做出预测。