Explanation:
D)difficulty staying awake is normal seeing
1,3,4,6..........those are your answers
An 18 month old baby and experiencing the world through senses is in Piaget's sensorimotor stage. The sensorimotor stage is the development of our senses such as, sense of sight, hearing, feeling, tasting and smelling. The sensorimotor stage is developed through 18 to 24 months of age.
I believe the answer is: influence a number of other workers to work harder
