The following javascript program is supposed to print: 1 by 4 by 9
on a single line by itself. unfortunately the program contains at least eight mistakes. write the corrected line beside the line in error.
var n; // text
n : = 1;
document. writeln( n );
document. writeln( “ by “);
document. writeln( “n + 3”);
document. writeln( “ by “ );
document. writeln( n + 5);

Which of the following is a way that advancements in technology improve humans' ability to measure air quality and protect human health? a. air quality data gathered by new instruments can be used to reduce exposure to pollutants. b. new technologies enable natural and human-made pollution sources to be located and monitored. c. air quality data gathered by new instruments can be used to predict trends in pollution over time. d. new technologies allow governments to make informed decisions about the regulation of pollution. (choose more than one)

1. before plugging in a new device to a computer you should unplug all other devices turn off the computer turn on the computer 2. many of the maintenance tools for a computer can be found in the control panel under administrative tools display personalization

Write the html code to make a link out of the text “all about puppies”. it should link to a pdf called “puppies. pdf” inside the “documents” folder. the pdf should open in a new window.