How do economists determine whether an economy has entered a recession in its business cycle?
A. It alternates rapidly between periods of extreme growth and
decline
B. It experiences contractions and expansions without peaks or
troughs
C. It experiences a contraction that lasts for at least two economic
quarters in a row.
D. It has a negative value in its steady growth line for less than one
quarter

C. It experiences a contraction that lasts for at least two economic quarters in a row.

Explanation:

apex

A recession is a temporary period of the economy decline reflected by a fall in GDP and a rise in the unemployment rate, generally for two quarters in a row.

it experiences a contraction that lasts for at least two economic quarters in a row

Explanation:

they lost control of territory in the middle east, but preserved turkey's political independence.