Question

keep the food covered __ the flies contaminate it +using conjunction)​

Answer 1

Answer:

keep the food covered with the lid the flies

contaminate

Answer 2

Answer:

Or

Explanation:

The sentence has two alternatives: 'To keep the food covered' and 'the flies contaminating the food'. When there are alternatives in a sentence, we use an alternative conjunction such as or, nor, otherwise, else, etc.