Answer:
Telecommunication is also known as telecom(s), is the exchange of information over significant distances by electronic means, referring to all types of voice, data, and video transmission. This is a broad term that includes a spacious telecommunication field called the electromagnetic wireless range of technologies and communications infrastructures, such as wired phones; mobile devices, such as cellphones; microwave communications; fiber optics; satellites; radio and television broadcasting; the internet; and telegraphs.
A complete, single telecommunications circuit consists of two stations, each equipped with a transmitter and a receiver. The transmitter and receiver at any station may be combined into a single device called a transceiver. The medium of signal transmission can be via electrical wire or cable -- also known as copper -- optical fiber, electromagnetic fields, or light. The free space transmission and reception of data by means of communications. information
Explanation:
I personally feel that e-mail can be used for more business settings and as a more formal approach to things as opposed to a text, but option C seems to be more of an opinion. I would go with C or D.
False; creates more room to edit file type. ie: file name, and type on command