OG 10 : VR : 155 : Federal authorities involved ...

Federal authorities involved in the investigation

have found the local witnesses are difficult to locate,

reti cent. and are suspicious of strangers.

A) the local witnesses are difficult to locate, reticent,

and are

B )local witnesses to be difficult to locate, reticent,

and are

A and B convert the third element into

a second, coordinate predicate for the object clause by

repeating the verb are.

C )that local witnesses are difficult to locate, reticent,

and = OK

D )local witnesses are difficult to locate and reticent,

and they are

E) that local witnesses are difficult to locate and

reticent, and they are

D and E convert the third element

into a second, coordinate object clause by introducing the

words they are.

The "local witnesses are difficult to locate,

reti cent. and are suspicious of strangers" is a clause and must be

introduced by a relative pronoun "that".