43- a good abstract is the one
a- that tell us about future direction of research
b- that tell us about the research problem ,results ,and implications
c- that tell us a critique about previous studies
d- that tell us about what each section in the research talk about
44- in the introduction section ,we start talking about
a- why you choose the topic
b- how you found the previous studies
c- where you analysed your studies
d- how you got your results