Differences in culture and values will give rise to conflict of ideas and tastes.

A. Middle aged women had increased sleep problems.
B. Stress levels dropped sharply after people reached their fifties.
C. Being single affected the levels of happiness.
D. Sleep quality declined as people got older.

A. The poster looks better without the frame.
B. The poster is not worth the money.
C. The poster costs very little.
D. The poster is very eye-catching.