A healthy relationship must involve:Group of answer choicesConstant communication, respect for each other and agreeing on everythingGood communication, respect for each other and spending all your time togetherGood communication, respect for each other and sexGood communication, respect for each other and affirmative / enthusiastic consent for any sexual activity

A healthy relationship must involve good communication, respect for each other and affirmative / enthusiastic consent for any sexual activity.

This is because:

1. Good communication: It is important to express your feelings and needs clearly in a relationship. This helps to avoid misunderstandings and conflicts.

2. Respect for each other: This means acknowledging each other's individuality and appreciating the differences. It also means treating each other with kindness and consideration.

3. Affirmative / enthusiastic consent for any sexual activity: This means that both parties are comfortable and agree with any sexual activity. It is important to ensure that both parties are on the same page to avoid any discomfort or harm.

A healthy relationship must involve good communication, respect for each other and affirmative / enthusiastic consent for any sexual activity. This is because good communication is key to understanding and resolving any issues that may arise. Respect for each other ensures that each person values the other and their opinions. Affirmative / enthusiastic consent for any sexual activity is important to ensure that both parties are comfortable and willing participants.