In the sentence "In spoken languages units of sound and meaning are combined sequentially.", the word
"sequentially" can be replaced by ______.

A．the Loire is a wide river which follows a wide road
B．that you can travel beside the Loire reduces the charm of it
C．people here hate to see the Loire exposing all the crudities of its channel
D．the Loire is always full, tranquil, and powerful

A．Linguists have found that sign languages and spoken languages differ from each other in many fea- tures.
B．Like spoken languages, which use units of form to produce words, sign languages use units of sounds.
C．Separately, b, e, and t have a meaning and together they form the word bet.
D．Spoken languages contain units of form that by themselves hold no meaning, but when combined create a wor