Consider the relation r(a, b,c, d,e) with fds a -> c, b -> e, d -> a. which of the following fds are non-trivial and follow from the above? select all that apply. 1.a-> a 2. a-> b 3. a-> d 4. c d 5. d- c

How will you cite information that is common knowledge in your research paper?

Andrina writes letters that are regularly sent to hundreds of her company’s customers. because of this, she would like for the mail merge command to be in her quick access toolbar, and she wants it to be the first button on the left. what should andrina do to place the mail merge button there?

The three logical operators used to write compound conditions are "and," "or," and "not." a: true b: false