Sam was alone in spite of the fact that he was at a family reunion and mingling with what? Choose the most suitable option to answer the above question. Options：  A. with someone  B. many people  C. together  D. party  E. in crowd
B

What is the opposite of deep? Choose the most suitable option to answer the above question. Options：  A. frivolous  B. shallow  C. high  D. light  E. funny
C

What does a head attach to? Choose the most suitable option to answer the above question. Options：  A. submarine  B. human body  C. ship  D. neck  E. morgue

B