All marketing mix decisions must have two characteristicsa) consistency and flexibilityb) consistency and rigidityc) variability and flexibilityd) formality and rigiditye) vagueness and flexibility

A -consistency and flexibility

Explanation: Marketing mix are actions taken by an organisation in promoting its product or service.

marketing mix has 4P's which are Price , Promotion, Place & Products. This means that without these four P's there is no marketing mix.

For a marketing mix to perform its objectives, there are 2 major characteristics it must possess and they are Consistency and Flexibility

Consistency: The use of the 4P's of marking must be well blended together to form a consistent theme. which means that the 4 P's must be well blended in the each of their aspects to attract the consumers to that product or service.

Flexibility: the 4P's most be flexible their use to promote the product or service being introduces. That is they must not be static but flexible.

answer; institution based;

answer; whoever is willing and able to pay the price;