Final answer:
Without specific details on Tate's physical appearance or personality, it is impossible to determine if he fits any of the given descriptions or how many friends he might have. The information provided pertains to Rebecca and Matt, leaving Tate's characteristics unspecified.
Step-by-step explanation:
The question seeks a description of a character named Tate, inquiring about his physical appearance and personality traits to infer his likely social circle. Since the character's physical appearance and social characteristics are not provided in the provided information, we cannot accurately describe Tate based on the details given about Rebecca and Matt. Instead, we must conclude that Tate's physical appearance and social life are not sufficiently detailed to determine which description option fits him best, whether he is tall with dark hair, short with blonde hair, of average height with brown hair, or another combination entirely, and how many friends he might have.