There is a slight error in the title of this question :)
Instead of ‘if my dad would let me’, it’s ‘had my dad let me (remember this useful phrase ending). This is because you can’t have a double ‘would’ in the same phrase.
Answer:
As a result, most of the relationships are becoming tense. People have been stuck up in the attic with each other for a very long period of time, and they are growing restless.
Answer:
The single word is "messages": the single word that provides the best synonym or functional equivalent for the term communication is "messages".
Explanation:
Based on Griffin’s definition, communication is the relational process of creating and interpreting messages that elicit a response; in this definition, the word “messages “provides the best synonym for the term “communication “. Generally, theorists use the word “communication” as a synonym for a message.
Misha I believe! Hope this helps.