Scientists studying captive ape communicative ability have found ...

[nummyann]

Scientists studying captive ape communicative ability have found that great ape species can develop language skills to the level of a _______________ to _______________ year-old human child.
 
  Fill in the blank(s) with correct word

Question 2

Pressure flaking allowed tools to be resharpened and reused over time.
 
  a. True
  b. False
  Indicate whether the statement is true or false

[sarajane1989]

Answer to Question 1

2, 3

Answer to Question 2

True

[nummyann]

TYSM

[parshano]

Thanks for the timely response, appreciate it