; (ii) that is conveyed by a voice-over or screen view of the person making the statement; and (iii) to the extent feasible, that also appears in writing at the end of the communication in a clearly readable manner with a reasonable degree of color contrast between the background and the printed statement, for a period of at least 4 seconds. (C) E-mail communication Any e-mail communication described in subsection (a)(2) shall include the information required under that subsection, displayed in a manner that— (i) is of sufficient type size to be clearly readable by the recipient of the communication; (ii) is set apart from the other contents of the communication; and (iii) includes a reasonable degree of color contrast between the background and the printed statement. (c) Identification of other funding source for certain communications In the case of a communication funded entirely by user fees, by any other source that does not include Federal funds, or by a combination of such fees or other source, a Federal agency may apply the requirements of subsections (a) and (b) by substituting by the United States Government for at taxpayer expense . (d) Definitions In this Act: (1) Federal agency The term Federal agency has the meaning given the term Executive agency in section 133 of title 41, United States Code. (2) Mass mailing The term mass mailing — (A) means any mailing or distribution of 499 or more newsletters, pamphlets, or other printed matter with substantially identical content, whether such matter is deposited singly or in bulk, or at the same time or different times; and (B) does not include any mailing— (i) in direct response to a communication from a person to whom the matter is mailed