Dr. robins is a psychologist with an interest in photography. she wants to see if she can train people to salivate when they look at photographs. in her research, participants look at photographs of trees while lemonade crystals are placed on their tongues. the lemonade causes them to salivate. over the course of many trials, people start to salivate to the photographs alone. in this situation, the photographs serve as the:

Conditioned stimuli.

Explanation:

Over the course of many trials, people start to salivate to the photographs alone. In this situation, the photographs serve as the conditioned stimuli. Conditioning is a process that consists of learning a behavioral response to a previously neutral stimulus. The photographs were neutral stimuli before the conditioning. After several opportunities in which the photographs were paired with the saliva in their tongues, the photographs alone made them salivate.

this headline suggests that midterm congressional   elections are at the corner and trump administration wants to activate his base by vowing to clamp down on immigrants and immigration as trump had said during his election campaign around two years ago. when a baby is born in usa, the baby becomes citizen of usa for 85 years and trump wants to end this rule of birthright citizenship to control illegal immigration and this what he said in an interview""we’re the only country in the world where a person comes in and has a baby, and the baby is essentially a citizen of the united states for 85 years, with all of those benefits,” "