Please write out correct answer and whether it's A, B, C or D. Thank you.

Vintage Audio Inc. plans to manufacture and assemble 1,000 speakers in a just-in-time cell. Parts are budgeted to cost $50 per speaker. Using just-in-time costing, what entry should be made when just enough parts are purchased to produce 1,000 speaker assemblies at $50 per speaker? Materials inventory 50,000 Accounts payable 50,000 Work in process 50,000 Materials inventory 50,000 Raw and in process inventory 50,000 Materials inventory 50.000 Raw and in process inventory 50,000 Accounts payable 50,000