Final answer:
When Mr. Darcy and Mr. Wickham see each other, their interactions are tense due to their troubled history and Wickham's deceitful nature.
Step-by-step explanation:
When Mr. Darcy and Mr. Wickham see each other, their encounter is typically marked by tension. In Jane Austen's novel 'Pride and Prejudice', which is the likely context for this question, Mr. Darcy and Mr. Wickham have a complex history that causes discomfort and animosity between them. Wickham's character is often seen as charming and insincere, and Darcy's character is marked by pride and reserve. Their reactions upon seeing each other can include anything from a cold acknowledgment to a deliberate disregard, rooted in past grievances and Wickham's unscrupulous behavior towards Darcy's sister.