For which of these questions could a testable hypothesis be developed? Check all that apply
Does a flu shot hurt worse than a pneumonia shot?
Will breeding a red rose with a white rose make a pink rose?
Are pecans better tasting than walnuts?
Will practice help improve your reaction time?
Whose pulse rate increases more after running up and down a flight of stairs, that of an adult or child?

How did presidential reconstruction allow black codes to be passed

What would you call a political system that is only meant to last for a short time

Nita is the office manager at a service station. two applicants, max and tim, arrive to interview for the open mechanic's position. max's clothes are dirty, his hair is unwashed, and he doesn't make eye contact when he gives nita his name. tim dresses in clean jeans and a nice shirt, is shaved, and shakes nita's hand when he introduces himself. after the interview, keith the head mechanic, asks nita what she thought. both men have the skill set needed for the position. nita recommends tim. she is responding to her perception of