As tim was swinging his toy hammer, the hammer flew out of his hand and landed behind the couch and out of view. rather than look for it, tim acted as though the hammer no longer existed. tim's behavior suggests that he is in the of cognitive development.

Tim's behavior suggests that he is in the "sensorimotor stage" of cognitive development.

Explanation:

There are four stages of cognitive development and sensorimotor stage is the first one, which refers to a stage in which children learn a lot by utilizing skills and abilities they have. This stage is also divided into six sub-stages according to the age of a child which goes on to two years.

a.indigo and cochineal

b.animal hides

c.silver and gold

e.cacao beans and sugarcane