Answer:

Explanation:
The statements are logically equivalent if they have the same truth tables. So let´s use truth tables in order to determine if they are logically equivalent or not:
The picture that I attached you shows the truth table for each case. As you can see in the highlight columns:

They are logically equivalent because they have exactly the same truth values between each other. Hence, we can conclude that they are logically equivalent.
Answer:
C
Explanation:
A is false because they usually <em>are</em> used to solve problems
B is false because many different algorithms can solve a problem!
C - true
D is false because humans can write an algorithm.
Answer:
D. # pick up the turtle and move it to (-100,200)
Explanation:
goto() option lets the user to move to a particular location.
so, goto(-100, 200) picks up the turtle and moves to the starting location will be used to indicate location to begin writing the word.