Answer:
Some blades are specialized, like corner chisels, which have a V-shaped blade and are used to shape corners. Some chisels and blades are small and used for detail work done by hand, while others are large and meant to be hit with a mallet.
Explanation:
it is number 4. the last one at the bottom.
Diego Rodríguez de Silva y Velázquez was a Spanish painter, the leading artist in the court of King Philip IV, and one of the most important painters of the Spanish Golden Age.
Answer: B. Melody and Harmony
sorry if I am not correct