Question 1 of 10 Which statement describes a disadvantage of e-government?
A. Setting up and maintaining the online systems can be expensive.
B. E-government increases national security.
C. Most officials are not trained in information technology.
O D. E-government is always available to people living in remote areas.

Convert and simplify the following sentences to conjunctive normal form (cnf): (a) (p → (q → r)) → (p → (r → q)) (b) (p ∧ q) → (¬p ↔ q) (c) ((p → q) ∧ ¬q) → ¬p

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.

According to the video what are some tasks petroleum engineers perform check all that apply