Program with Variables (this is and edge task)
Basically I need help with the 2 screenshots below. I'm completely stuck on what I have to do and I was wondering if any past Introduction to Coding edge users have the answer or can tell me what to do, thanks

Var add = function( x, y ) { return ( x + y ); } alert( add (5, 3) ); 11. (refer to code example 2.) the function a. accepts 2 parameters and returns 2 values. b. accepts 2 parameters and returns 1 value. c. accepts 2 parameters and does not return a value. d. does not accept a parameter and returns 1 value.

When creating a presentation in libre office impress, where does the editing of slides take place? a. the slides panel b. the center panel c. the tasks panel, under the masters pages tab d. the tasks panel, under the layouts tab

Why were most movies from the late 1890s until the early 1930s only filmed in black and white? there were only a few people who could afford the technology to produce color motion pictures back then. audiences did not want color motion pictures until later. the film used to make color motion pictures often overheated, which was a safety hazard, so it was generally not allowed. color films had to be hand-colored, frame by frame.