13. since the desert air was so dry, the bread quickly turned stale. in this sentence, which word serves as a clue that there is cause and effect? a. quickly b. stale c. since d. so

Ithink this question is true

The only reason based on my own answer or some of my instinct jack flack up and down and then twist all around before taking his medicine is because the label of his medicine says that you need to shake well before using or before taking it.