what is the right procedure of customizing your sanwiches?

A．Decide the type of bread you like---Request the size of sandwich you want---Flavorize it with different meat---Add cheese- Decide upon warming-- Choose the veggies---Order condiments
B．Request the size of sandwich you want---Decide the type of bread you like ---Flavorize it with different meat---Add cheese- Decide upon warming--Choose the veggies---Order condiments
C．Choose the veggies---Order condiments-Decide the type of bread you like---Request the size of sandwich you want---Flavorize it with different meat---Add cheese- Decide upon warming
D．Decide the type of bread you like---Choose the veggies-Request the size of sandwich you want---Flavorize it with different meat---Add cheese- Decide upon warming--Order condiments