Which of the following Great Basin projectile point series are ...

[mmm]

Which of the following Great Basin projectile point series are arranged in the correct chronological order from youngest to oldest?
 
  a. Desert Side-notched, Rosegate series, Elko Corner-notched, Gatecliff Contracting Stem
  b. Rosegate series, Elko Corner-notched, Gatecliff Contracting Stem, Cottonwood Triangular
  c. Gatecliff Contracting Stem, Elko Corner-notched, Desert Side-notched, Rosegate series
  d. Cottonwood Triangular, Elko Corner-notched, Rosegate series, Desert Side-notched
  e. The Great Basin projectile point series are not able to be arranged in chronological order.

Question 2

Total length, axial length, maximum width, basal width, maximum thickness, midsection thickness, proximal shoulder angle, notch opening, and neck width are examples of projectile point _____________.
 
  a. phases.
  b. components.
  c. attributes.
  d. types.
  e. function

[akemokai]

Answer to Question 1

a

Answer to Question 2

c

[mmm]

Wow, this really help

[shewald78]

Excellent