Which ephone-dn type does the picture represent?
A.
shared ephone-dn
B.
overlaid ephone-dn
C.
two ephone-dns with one number
D.
single-line ephone-dn
Which ephone-dn type does the picture represent?
exhibit
Which ephone-dn type does the picture represent?
A.
shared ephone-dn
B.
overlaid ephone-dn
C.
two ephone-dns with one number
D.
single-line ephone-dn
Correct answer is