Which of the following doctrines is associated with the maxim 'equity imputes an intention to fulfil an…

The maxim "equity imputes an intention to fulfil an obligation" is the basis of the doctrines of performance and satisfaction: an act capable of fulfilling a prior obligation is presumed to have been done to fulfil it. Conversion rests instead on the maxim that equity regards as done that which ought to be done, and election on the rule that a person may not take a benefit under an instrument while rejecting its burden.