This question is not complete, therefore impossible to answer.
B I think. I don't think its a.
B: Visually
Explanation: Look at the first set of words visually in your mind and you can see how he ended up with “Boat, Work, Teacher, and question”.
Despite the fodder, forest is the major sources of domestic energy in the form of fuel-wood, timber/poles for household and industrial uses. Various secondary products are derived from forest resources mainly raw materials for paper industries, medicinal herbs, fruits, forest flora & fauna and others.