Marketing that converts negative demand to positive demand is known as:

If there is same brand again than it is RE-MARKETING and other than this Conversional 

Each stage is mentioned, there are important products for every need I mentioned

Re-marketing is one of the basic techniques which marketers usually uses to change the negative aspects into positive.

Answer is: Option a) Conversional.  Thank you for all answers.

In email and online marketing, remarketing or ecommerce remarketing refers to the techniques, strategies and often the automated email systems used by marketers and online merchants to follow up with website visitors who do not make a desired action on the Web site­—usually it is when they abandon their shopping cart. Think of it like this: you use marketing to bring a visitor to your website, and if he or she doesn't make a purchase, you then use remarketing tactics to bring the visitor back to your website and convert him or her in to a paying customer. People often refer to ecommerce remarketing services as "conversion marketing" or "cart abandonment email marketing."

a) Conversional