Question

what is required for a hollow clay sculpture in order for it not to crack or explode during firing
a hole/void
string
scoring
glaze

Explanation:

For a hollow clay sculpture during firing, trapped air or moisture expanding can cause cracking/explosion. A hole/void allows air/moisture to escape, preventing pressure buildup. String isn’t related, scoring helps with joining clay, and glaze is for finishing, not preventing cracking/explosion.

Answer:

A. A hole/void