The answer is force because Force is needed to change the direction of a moving mass.
HIV crossed from chimps to humans in the 1920's in what is now the Democratic Republic of Congo. This was probably as a result of chimps carrying the Simian Immunodeficiency Virus (SIV), a virus closely related to HIV, being hunted and eaten by people living in the area.
Kelly believes that she doesn't have the capabilities of being a good member of the dance team. Therefore, Kelly is in a situation where she does not trust her current abilities.
Well its a natural instict to know whats right and feel confident in yourself to just go for so you tell me