The active layer of film contains a(n) __________ of small ...

[savannahhooper]

The active layer of film contains a(n) __________ of small particles of __________.
 
  a. negative; silver bromide
   b. mixture; chromium
  c. resolution; sulfur dioxide
   d. emulsion; silver halide
  e. solution; silver dioxide

Question 2

Modern Chinese and Japanese artists continue to be trained in centuries-old brush techniques, which requires years of study because
 
  a. a line made with ink cannot be changed or erased
  b. if one mistake is made, the drawing is ruined
  c. lines must be made with confidence and speed
  d. hesitation by the artist is easily revealed
  e. all of the above

[CourtneyCNorton]

Answer to Question 1

d

Answer to Question 2

e. all of the above