Xavier is unresponsive to most social stimuli. he rarely smiles, talks, or makes eye contact with others. he seems indifferent to everyone, including his parents. he engages in solitary, ritualistic behaviors such as constantly flapping his hands. he sometimes goes into sudden tantrums or panics. he also insists on the same familiar food each day. xavier's disorder is most likely:

Astore manager timed janette to see how long it would take her to fold and put away a sweater, a shirt, a pair of pants, and a scarf. it took her 26.1 seconds for the shirt, 24.3 seconds for the sweater, 32.8 seconds for the pants, and 18.2 seconds for the scarf. what was the average time it took janette to fold and put away all four items? during a catered lunch, an average of 4 cups of tea are poured per minute. the lunch will last 2 hours. how many gallons of tea should the caterer bring if there are 16 cups in one gallon?