Concept:HAK is a texting acronym used by the characters in the novel.
Explanation:In the novel, the characters often use shorthand acronyms when exchanging text messages.
This is part of their informal and secret way of communicating with friends.
The acronym HAK stands for "Hugs and Kisses."
Other similar acronyms used in the book include KOTL for "Kiss On The Lips" and KPC for "Keep Parents Clueless."
These abbreviations show how the characters try to hide their conversations from adults.
From the options given, "hugs and kisses" is the only one that correctly matches the meaning of HAK.
The other choices, "hands and knees," "hold and knock," and "hate and knead," do not fit the context of the novel.
Answer:C. hugs and kisses