(Language: Python) How can you know what value is in a variable by looking at the code? A. It’s whatever string was in the input prompt.

B. It’s always a string that matches the variable name.

C. It’s always the first word in the program.

D. The variable name is a hint, but you can’t always know the value inside.

Ingrid started speaking about her slide presentation. when she clicked to th"third slide, which had just a picture of an elephant, she forgot what she wassupposed to talk about. what could ingrid do to avoid this situation in thefuture? oa. print handouts for her audience.ob. add presenter's notes to each slide.oc. add a video to each slide.od. save her slide presentation to a flash drive

What was the advantage of using transistors instead of vacuum tubes in the second-generation computers? a. computers were drastically reduced in size. b. computers no longer produced errors. c. computers became affordable. d. computers could run on electricity.

Between 1932 and 1938, chester carlson developed a process that enabled a "picture" of a document to be taken and then have it reproduced on another