Final answer:
Janet expressed her message through nonverbal communication.
Step-by-step explanation:
In this scenario, Janet expressed her message through nonverbal communication.
Nonverbal communication refers to the transmission of messages without the use of words. It includes gestures, facial expressions, body language, and other forms of nonverbal cues. In this case, Janet's implication about Juan's dependability was conveyed through nonverbal cues, such as her tone of voice, facial expressions, and body language.