What is an appropriate response to someone saying "merci" in French?

Read also:

• How can a hacker damage me, realistically?
• What are the different celebrity lists (A-list, B-list, C-list, D-list)? How does one become a part of these lists and move up or down in status?
• When have you been in an accident where the other person involved blatantly lied to the police about what transpired?
• What are some effective strategies for getting more upvotes on Quora?
• Why do I want to suck cock tonight?
• Can you describe your experience taking the AIPMT/NEET entrance exam? Did you feel nervous or afraid while entering the examination hall and writing the exam?
• Do you consider yourself pretty?
• Do Marines really not need sleep during combat training or in general? If this is true, how and why is this possible?
• Had strong anxiety, heart palpitations, headaches and fear randomly over twin flame presence, 20 mins later he didnt acknowledge me saw a photo of a girl on the back of his phone faced up. Assume it was a new gf. Was this a warning of seperation?
• Why did Amazon initially deny leave of absence to Alexis Scott-Windham, the Amazon worker who survived the New Orleans terrorist attack?
• Do intellectuals who peddle pseudoscientific tripe like simulation theory ever stop and think they are just dumb NPCs for Illuminati bot wars?