Assuming that we can change a person's attitude about a brand by 1) changing whether they think an important attribute of the brand is bad or good, 2) changing the weight given to an attribute or consideration about the brand, or 3) making a new consideration or attribute about the brand available is part which model? Assuming that we can change a person's attitude about a brand by 

1) changing whether they think an important attribute of the brand is bad or good, 

2) changing the weight given to an attribute or consideration about the brand, 

 3) making a new consideration or attribute about the brand available is part which model?