How mutual respect for rights and responsibilities by those in a relationship could sustain a positive relationship

Respect is the one of the lifespan of relationships. Once a relationship has both party respecting each other and putting each other into consideration the relationship would go a long way.

Explanation:

Respect is the one of the lifespan of relationships. Once a relationship has both party respecting each other and putting each other into consideration the relationship would go a long way. Most times what make people have problem in relationships of any kind is when the other person's choices in the relationship is not considered valid, this gives room for disagreement and end up not working together. Both part most respect each other rights and know they have a responsibility together in keeping the relationship if they envisage it lasting long.

answer; reactive is your answer; good luck