Which of the following BEST explains the term BlockchainQuestion $15$ Answera.Blockchain technology allows individual transactions over the Internet to be validated by a central authorityb.Blockchain represents the process of extracting and discovering patterns in large data sets involving methods at the intersection of machine learning, statistics and database systems. c$.$A$)$Blockchain is a network software protocol comprising a set of rules and conventions allowing network devices to communicate with each other, transforming the way of doing business and interacting with other people globally.d$.$Blockchain is the buying and selling of goods and services or the transmitting of funds or data over an electronic network