Is the line for the equation y = 1 horizontal or vertical? what is the slope of this line? select the best answer.

a.)the line is horizontal. the slope is 0.

b.)the line is horizontal. the slope is 1.

c.) the line is vertical. the slope is undefined.

d.) the line is vertical. the slope is 0.

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top

If its non of them tell me..valerie took a day-trip. she drove from her house for a while and took a coffee break. after her coffee break, she continued driving. after  2  hours of driving after her coffee break, her distance from her house was  210  miles. her average speed during the whole trip was  60  miles per hour.valerie created the equation  y−210=60(x−2)  to represent this situation, where  xx  represents the time in hours from her coffee break and  yy  represents the distance in miles from her house.which graph correctly represents valerie's distance from her house after her coffee break?