According to research by el-sheikh in 2007, when children are exposed to adult or marital conflict, they display a biological alarm reaction,: a) their heart rate rises sharply. b) their blood pressure decreases drastically. c) their bodies stop producing dopamine. d) their bodies stop producing norepinephrine.

option A

Explanation:

According to the research done by EI-Sheikh in 2007 on children exposed to adults conflict analysis that children are more prone to alarm reaction which is due to high heart rise.

The main focus of this research is to assess the impact of marital conflict on children. some theories have been used in the research that shown the individual differences in conflict.

i don't get what you mean

explanation:

experiments.

surveys.

questionnaires.

interviews.

case studies.

participant and non-participant observation.

observational trials.

studies using the delphi method.