To assess whether mrs. webster had suffered a brain injury, researchers conditioned her to blink in response to a sound that signaled the delivery of a puff of air directed toward her face. in this application of classical conditioning, the sound was a(n)
a) unconditioned stimulus.
b) unconditioned response.
c) conditioned stimulus.
d) conditioned response.

c) conditioned stimulus.  

Explanation:

Conditioned stimulus: The term conditioned stimulus is a part of the classical conditioning, which is proposed by the behavioral psychologist named Ivan Pavlov. It is defined as a formerly neutral stimulus that after being associated with an unconditioned stimulus triggers a conditioned response. Here, the neutral stimulus doesn't produce any reaction.

In the question above, the sound was a conditioned stimulus.

acts of terrorism occur globally. the united nations global counter-terrorism strategy was created in order to build adequate systems of support and solidarity with victims of terrorism. here´s a summary of the proposed key themes: the importance of giving victims a face and a voice; protecting their dignity; giving victims legal status and defending their legal rights; providing victims with medical, psycho-social and financial support; building solidarity with victims; improving media coverage of victims; and focusing on the link between victims and counter-terrorism efforts more generally.