As preschoolers, the children born to the women who were diagnosed with both ptsd and depression following the september 11, 2001, attacks on the world trade center showed evidence of higher reactivity to stimuli and more aggressive behavior than did children of terrorism-exposed mothers who did not develop these disorders. what is the likely source? a. operant conditioning that rewarded such behaviors among these familiesb. the inhibition of serotonin and dopamine during brain developmentc. learned behaviors based on the observation of ptsd symptoms in othersd. the ability of cortisol and other stress hormones to cross the placenta

the federal government of the united states was established by the constitution. us is a presidential republic. the president is head of state, head of government and of a two party legislative and electoral system. the supreme court balances the powers of the federal and the state government. yhe executive branch is headed by the oresident. there are two chambers of congress, the senate and the house of representatives. judicial power is exercised by the judicial branch (or judiciary), comprised of the supreme court and lower federal courts. the judiciary's function is to interpret the   constitution as well as the federal laws and regulations.

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answer; correlational;