Which schedule of reinforcement is followed by suri, who answers every text message and email message her boyfriend sends? fixed ratio fixed interval variable interval?

What is the rule relating the ratio of marginal utility to prices of two goods at the optimal choice? explain why, if this rule does not hold, the choice cannot be utility-maximizing.

1.3.3 quiz: primary and secondary sourcesquestion 4 of 102 pointsa secondary source is reliable and credible if the person who created thesource is an expert on the topic, is educated and respected in the field ofstudy, and:

"martin luther king, jr. was buried the day after my first child was born, my daughter brooke. she was born april the eighth of 1968. i went from the hospital to the grave. and i spent three days thinking about what i was going to do with my life and decided that politics, although not perfect, was the best available nonviolent means of changing how we live. " - maynard jackson, 1990 which statement best explains how maynard jackson's 1968 decision foretold his future? question 8 options: he was elected mayor of atlanta in 1973 he was elected governor of georgia in 1990. he started his own bond and security business he removed segregation signs form water fountains at city hall