True or false given relation r1, where r1 contains n1 tuples and a is an attribute of r1, the minimum possible size in tuples of σa=5(r1)

Which text format is this, "the text is transcribed exactly as it sounds and includes all the utterances of the speakers. "?

While preforming before operation pmcs, you notice the front right tire appears slightly under-inflated. what is the proper action?

Barbara is interested in pursuing a career in the science and math pathway. which qualifications will her reach that goal? a.an advanced knowledge of physics and math b.an advanced knowledge of engineering and math c. an advanced knowledge of physics and robotics an d. advanced knowledge of machinery and math