"Isabel is a four-month-old baby who loves to hold onto her rattle. She shakes it repeatedly without dropping it. Which reflex is associated with how this behavior became possible?"

Answe: the grasping reflex

Explanation:

The grasping reflex is a known form of involuntary reflex made by infants. In this form of reflex, babies tends to hold on to any object placed in their hands. In this reflex, the child tends to hold tightly to the object or human hands.

In this grasping reflex, babies hold tightly to àny object of interest to play with.the grasp is usually strong, tight and most times the infants are unwilling to let go/resolute.

The correct answer is D. flying over United States cities

That's because drones can be used for anything. They can even be used for spying on someone or assassination. That's why people are scared of others spying on them or of something worse happening.