Final answer:
The alternate spelling for the Greek pastry dough is 'filo' (option c), used to make baklava, a dessert with origins contested by cultures from Greece to Afghanistan.
Step-by-step explanation:
The alternate 4-letter spelling of the Greek pastry dough mentioned in the question is c) Filo. This pastry is famously used in the preparation of the dessert known as baklava. This layered pastry is filled with chopped nuts and sweetened with syrup or honey. The thin dough used, filo or phyllo, is known for its flaky and delicate texture and is a staple in culinary traditions across regions from Greece to Afghanistan. Each culture has its own preferred method for producing filo dough and variations of baklava.
The way filo is spelled can vary, but 'filo' is an alternative to the more common spelling 'phyllo', which reflects the original Greek word 'φύλλο' meaning 'leaf' or 'sheet'.