Which of the Following Best Summarizes the Research Findings on Oxytocin

Which of the following best summarizes the research findings on oxytocin and autism spectrum disorder?

A) Injections of oxytocin led to improved identification of a speaker's emotional tone.
B) Injections of oxytocin increased eye contact but not repetitive behaviors.
C) Oxytocin increased eye contact but also increased inappropriate touching.
D) Oxytocin increased feelings of trust, but not for those with autism spectrum disorder.