Which of the following are signs of intoxication?

Answer: B — Slurred speech, poor coordination, and bloodshot eyes

The signs of intoxication can manifest in various physical and behavioral changes, and the correct choice highlights common indicators that are widely recognized. Slurred speech, poor coordination, and bloodshot eyes are clear signs that someone may be under the influence of alcohol or drugs. Slurred speech indicates difficulty with articulation, which is often a direct effect of alcohol that depresses the central nervous system. Poor coordination reflects impairment in motor skills, making it hard for an individual to move smoothly or maintain balance, which is also a common effect of intoxication. Bloodshot eyes occur due to the dilation of blood vessels under the influence of substances, further suggesting impairment. In contrast, the other options present behaviors or states that do not typically correlate with intoxication. High energy and fast speech might suggest excitement or anxiety rather than intoxication. Similarly, excessive laughter and happy behavior could arise from various emotional states unrelated to substance use. Increased alertness and concentration are generally opposite effects of intoxication, as substances typically impair cognitive functioning rather than enhance it. Understanding these distinctions is crucial for recognizing signs of intoxication effectively, particularly for responsible driving and public safety.