Monday
#1 What is the correct way to write sentence 1?
A. Irrigation is when crops are watered by man-made methods or farmers cannot rely on rain to keep their crops healthy.
B. Irrigation is when crops are watered by man-made methods because farmers cannot rely on rain to keep their crops healthy.
C. Irrigation is when crops are watered by man-made methods but farmers cannot rely on rain to keep their crops healthy.
D. Irrigation is when crops are watered by man-made methods and farmers cannot rely on rain to keep their crops healthy.