People are less likely to have certain bacterial infections now than they were 100 years ago.

which two practices have been developed more and more over time and have reduced cases of bacterial infection?
a. refrigeration and trash collection
b. trash collection and lichen use
c. lichen use and dieting
d. dieting and refrigeration

If you embed a word table into powerpoint, what happens when you make edits to the embedded data? a. edits made to embedded data change the data in the source file; however, edits made to the source file will not be reflected in the embedded data. b. edits made to embedded data don't change the data in the source file; however, edits made to the source file will be reflected in the embedded data. c. edits made to embedded data don't change the data in the source file, nor will edits made to the source file be reflected in the embedded data. d. edits made to embedded data will change the data in the source file, and edits made to the source file will be reflected in the embedded data.

To hide gridline when you display or print a worksheet

Write lines of verse that rhyme to remember the following information: acid rain is a type of air pollution caused by chemicals in the air.