At the edge of the outermost layer of the atmosphere, the the atmosphere
a Exosphere; merges with outer space
b Exosphere; ends abruptly
clonosphere; merges with outer space
d lonosphere; ends abruptly

Witch one is it soo it the the question b.a,b,c,d

Audrey planned to move from iowa to arizona. en route, she was offered a job in colorado, which she accepted. she now lives in denver, colorado, and works for an athletic apparel design company.

James hutton is ? a. extensively studied fossils. b. revealed that fossils would provide the history of past life. c. created the first scientific classification of plants and animals. d. provided geologic evidence necessary for calculating the time span of evolution.