2. A school group is collecting money for charity. The collection box is kept at the back of the room. One day, Richard notices the tutor room is empty and takes a pound coin from the box. Each day
Richard returns and takes another pound coin. Explain what type of reinforcer is shown in this
example.
Secondary reinforcer or primary?

Which of these was not a key difference between northern and southern states at the constitutional convention? wanting to protect states’ interests vs. a government with strict rules having more, larger cities vs. having fewer, smaller cities wanting to protect agriculture vs. protect industries having many enslaved people vs. using less enslaved labor

What words in the preamble to the constitution reflect the principle of popular sovereignty

Mrs. walter’s husband died in 2016. she has not remarried and has maintained a home for herself and her dependent son, whom she can claim as a dependent. in the summer of 2018, the son was killed in an automobile accident. what is mrs. walter’s filing status for 2018