Which of the following countries had one of the lowest estimated life expectancies in 2015?

Asthenia is characerized by

A. slurred speech B. inability to make rapid movements like finger tapping C. fatigue in skeletal muscles after minor physical activity D. quivering movements

Combining all of the colors of the spectrum in additive color mixing results in ______

a. opponent processes c. non-spectral colors b. white light d. primary compliments