I need help plz due at 9:00

In picassos masterpeice bulls head which bicycle part makes up the bulls horn

Silverpoint is a. a technique using the blackish residue of impure carbon obtained by removing water from animal and vegetation substances. b. a technique involving the use of a metal point, and a thin silver wire, popular in the 14th and 15th centuries. c. a printmaking technique born from crayon manner that imitates the appearance of chalk lines. d. a technique used since the 16th century involving a stick filled with either colored or black graphite, a heated mixture of carbon and clay

1. which one of the following is not one of the instrument families in the standard symphony orchestra? strings woodwinds brass sopranos