Answer:
well if its going up its going to be positive so i believe ur answer is D
Explanation:
Answer:
I'm not sure I would answer if I knew
Explanation:
Answer:
you have to take the bobbin case out and then you can use a brush for that purpose or a tiny screwdriver for the small hard to get to parts to get the thread out and then just reverse the procedure to get the bobbin case in and bobbin then your all set to sew again.