The _________ is a bony crest running lengthwise down the center ...

[sammy]

The _________ is a bony crest running lengthwise down the center of the cranium on the parietal bones for the attachment of the temporalis muscles.
 
  a. compound temporonuchal crest
  b. temporalis maxilis
  c. mandibular attachment
  d. sagittal crest

Question 2

Lucy is significant because __________.
 
  a. of her surprisingly small brain size
  b. the very early date of the specimen
  c. the very complete nature of the skeleton
  d. it is the sole representative of the afarensis species

[aburgess]

Answer to Question 1

Correct Answer: d

Answer to Question 2

Correct Answer: c

[sammy]

Thanks for the timely response, appreciate it

[carojassy25]

Great answer, keep it coming