The correct answer is A. Internet.
The Internet is a global system of interconnected computer networks that use the standard Internet protocol suite (TCP/IP) to link several billion devices worldwide. It is a network of networks that consists of millions of private, public, academic, business, and government networks, of local to global scope, that are linked by a broad array of electronic, wireless, and optical networking technologies. The Internet carries an extensive range of information resources and services, such as the inter-linked hypertext documents and applications of the World Wide Web (WWW), electronic mail, telephony, and file sharing.
A floppy disk is a data storage medium that was widely used from the 1970s to the early 2000s. It is a small, thin, rectangular disk made of flexible magnetic material that is enclosed in a protective plastic jacket. Floppy disks were used to store computer programs and data, and they could be inserted into and removed from a computer’s floppy disk drive.
A power cord is a cable that is used to connect an electronic device to an electrical outlet. It consists of two or three insulated wires that are wrapped in a protective sheath. The wires are connected to the device’s power supply, which converts the electrical current from the outlet into a form that the device can use.
Data is information that is stored in a computer or other electronic device. It can be in the form of text, numbers, images, or sounds. Data can be stored on a variety of storage devices, such as hard drives, floppy disks, and CDs.
None of the other options are examples of connectivity.