are theoretical explanations of perception that focus on the physical stimulus being perceived, whereas focus on how prior experience and schemas affect the interpretation of the incoming stimuli.

Bottom-up theories ; top-down theories

Explanation: People, groups and organizations use different approach or methods in problem solving and information processing.

The Bottom-up theory involves putting information, perception or physical stimulus or events from the environment together to form a complex structure which could be used to explain or understand a certain concept.

Top-down theories however, involves the breakdown or decomposition of a complex structure in other to gain an insight into the pattern, relying on prior experience or foundational knowledge to derive patterns.

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.