Answer:
3. talk on the phone five times a day
4. say "my love" or "my heaven" whenever they speak.
Explanation:
Talk on the phone five times a day and say "my love" or "my heaven" whenever they speak to each other are the actions which fed up their friends. They talk too much with each other and say the words i.e. "my love" or "my heaven" when they speak to each other that make their friends annoyed and unhappy so we can say that these two actions make their friends fed up from them.