Answer:
B. longer life
Step-by-step explanation:
A healthy romantic relationship refers to a passionate and loving partnership between two adults. This type of intimate relationship is essentially and typically based on peace, equality, harmony, respect, understanding, fairness, tolerance, unity (oneness), happiness, trust, fluid communication, commitment, etc. The aforementioned elements of a healthy romantic relationship helps to strengthen the bond between partners and by extension is devoid of vices or bad attributes.
Hence, the benefit which results from being in a healthy romantic relationship is longer life for the couples i.e the husband and wife or boy-friend and girl-friend as the case may be.