christoph
Recognizing the benefits to seniors, assisted-living facilities have been encouraging pet owners to visit and interact with residents; the pets
have been trained to stimulate healthy social interaction, and they are.a.have been trained to stimulate healthy social interaction, and they are
b.are stimulating of healthy social interaction, and they are trained
c.have been trained to stimulate healthy social interaction, and they do
d.stimulate healthy interactions, having been trained to do so
e.successfully stimulate healthy social interaction, due to training
A: and they are...leaves the sentence hanging loose.
B:and they are trained..again trained to do what??? sentence is hanging loose
C: Is correct, logical and complete.
D: Incorrect use of "Present Perfect Continuous Tense"
E: It's not due to training, redundancy.
Answer should be "C"