Bone dysplasias—an atlas of genetic disorders of skeletal development (fourth edition)’ edited by:
a) jürgen w spranger,
b) paula w brill,
c) christine hall,
d) gen nishimura,
e) andrea superti-furga,
f) sheila unger.

The correct answer will be- All the options

Explanation:

The complete book on the genetic disorders of the bone was authored and edited by the world's leading expert and named it the "Bone dysplasias".

The book contains about more than 3000 clinical photos and glossy radiographs addressing the genetic skeletal abnormalities, clinical approaches and the diagnosis.

The fourth edition of the book contained new pictures, newly discovered genes related to the bone disorders and the genotype-phenotype correlations.

Thus, All the options are correct.

sadness is not good

explanation:

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.