In the last 100 years, which of the following have added excess carbon dioxide to the atmosphere? 1) power plants
2) machinery
3) cars
4) ALL OF THE ABOVE
pls answer asap, would be very appreciative:)​

Natalie had random hand movements when she was two months old. when she was six months old, she used to grab a block with her whole hand. now at the age of ten months, she can grasp the same block with her thumb and forefinger. this sequence of growth in her hand and finger movements is according to the pattern.

Animals such as pronghorn antelope, bison ans badgers dot to the landscape. where are these animals located?

List two modern organisms that have pentameral symmetry