Vincent manages a large team. Daniel works for Vincent and is consistently late for work. One day, Vincent happens to be standing near Daniel's desk when Daniel arrives a half hour later than the scheduled start time. Vincent says sarcastically, "Thanks for being on time today." Besides the fact that Daniel was not on time, what nonverbal cues might Vincent have used to better communicate his real meaning? a. Object signals b. Voice signals c. Smoke signals d. Space signals