Total addressable market is defined as the size of the revenue opportunity that is available for a product or service. The estimation of the market can be based on the size of the market a company can gain if there is no competitor. Total addressable market is usually given in numerical form and it represents the global total of that particular market. The total addressable market is $540 million annually is correct for this question.
Well if you're referring to the human body, our cells make up a lot of everything we're made of. Muscles, organs, bones, blood, skin, etc. Biologically speaking, there's a lot to the human body besides organs. Sorry if this isn't very helpful.
Option B would be your answer. The use of using steriods would then affect the form of the mens breast size. No facial hair will affect this, nor will a voice get deeper. It's only the breast that will be affected.