Dedicarse, consagrarse, afanarse y esmerarse.
Actually the correct answer is D. tendrá. Because A would be if you were talking about yourself. B would be if you were taking about a group including yourself, and C would be right if you were talking about a group not including yourself.
Answer:
cuales son los instrumentos?
Answer:
Spanish: Ayer, mis hermanos pintaron un retrato de nuestra madre.
English: yesterday my brothers painted a picture of our mother.