Meaning of 'Your call'

If something is your call, it is up to you to make a decision on the matter.

Examples:

• In a casual conversation:
  "We can either go to the cinema or stay in and watch a movie. It’s your call."

• In a classroom setting:
  "You can choose to write an essay or give a presentation for your final project. It’s your call."

• During a team meeting:
  "We’ve discussed all the possible solutions. Now, it’s your call to decide which path we take."

• While planning an event:
  "We can either have a formal dinner or a casual barbecue. It’s your call.