"C", "Maybe".
The credibility depends on the websites contents and credentials.
A website like a government's page is considered, "credible", because it is from a trusted source; the government. Whereas getting a random answer from Yahoo is considered less credible because of it not stemming from a trustable source.
Hey, it's TeenSuicide.
The tone you’d most likely use is an engaging/exciting, educational tone if that makes sense. You’d want to use an exciting tone that also has a dramatic tone to it. I’m pretty sure you underline the word “on” in the sentence including “on his return home." Sorry if I’m not correct, I’ve never done this exact question.
Yes i agree with what you just said there mlady