Question

Many of Stradivari's materials and techniques are not fully understood. He used spruce, maple, and willow to make the instruments. He treated the wood with minerals, and he used a special varnish to seal the wood. Honey and egg whites were two of the ingredients in the varnish. The instruments were carefully carved. The exact shape, the materials, and the varnish all contribute to the sound. These details ________ the tone.
Adisguise Bbenefit
Ccondense Dgauge

Answer 1

B benefit — "These details benefit the tone" (they help or improve the tone).