5. Part B: Which of the following phrases from the text best supports the answer to Part A?
O A "The Afrikan regime put up a stiff front" ( Paragraph 16)
OB "denounced apartheid as an unacceptable system" ( Paragraph 17)
OC "awarded the 1960 peace prize to Albert Luthuli" ( Paragraph 17)
OD "Mandela and seven other activists were sentenced to lifetime
imprisonment" (Paragraph 18)

One common educational practice is to chart students' progress over time so that students can see their own improvement. these progress charts often lead to higher student achievement in the absence of other observable forms of reinforcement. the effectiveness of such charts in changing behavior illustrates the role of reinforcement as:

Five students—jalen, chris, juwan, jimmy, and ray—move into a house together and discover they share the odd habit of drinking milk with ice in it every night before bed. they own several ice trays and make a pact to always refill the trays when they are emptied so that the supply of ice will never run out. but the five often do not have the time or energy to refill the trays, and after a few weeks, it becomes quite common for them to meet in the kitchen and discover that they have no ice. this would best be characterized as what type of dilemma

U.s. history i which statement is true? the missouri compromise ended slavery in the south. the compromise of 1850 eliminated slavery only in the south. the missouri compromise postponed the issue of slavery. the compromise of 1850 ended slavery in every region of the united states.