Is 'At first, the adult tries to capture the child's attention by working the toy and, as the clown emerges, exclaiming,  Pop!' a logical precursor to the hypothesis 'The child is happy and laughing when the clown emerges.'
At first, the adult tries to capture the child's attention by working the toy and, as the clown emerges, exclaiming,  Pop!###The child is happy and laughing when the clown emerges.