Then I noticed what I had in my hand . At first it was just some strange brown and gray object with a yellow - orange antenna coming out of it . I could n't make heads nor tails of it .

Question: Why could n't the writer make heads nor tails out of what was in their hand ?
Answer: Because it was brown and gray .None of the above choices .Because they did n't know what it was .Because something was coming out of it .