a) showed greater concern that their children remain with them.
Explanation:
Most married black women in America were slaves. Slave owners saw blacks just as property. They did not care about the human suffering inflicted on enslaved African Americans. Families were often separated when a parent or a child was sold to another white owner, a cause of suffering and dispair for family members.
Arab nations of the Organization of Petroleum Exporting Countries (OPEC) imposed an embargo against the United States and its allies as a response to the U.S. decision to provide military support to the Israeli in order to give the Israel a jump start in the post-war peace negotiations.