Final answer:
Option A. is correct. Type S pan head is the correct fastener needed to affix steel studs to runners, providing a secure and stable structure in drywall framing.
Step-by-step explanation:
When fastening steel studs to runners, the correct fastener required is Type S pan head. Type S pan head screws are designed explicitly for fastening steel studs to runners in drywall framing. These fasteners have a sharp point and fine threads to pierce and grip the metal effectively, creating a strong and stable structure. When fastening steel studs to runners, a Type S pan head fastener is required. This type of fastener is specifically designed for use with steel studs in construction. It has a sharp point and finer threads that are ideal for piercing and being secured into steel, providing a strong and reliable attachment.
When fastening steel studs to runners, a Type S pan head fastener is required. This type of fastener is specifically designed for use with steel studs in construction. It has a sharp point and finer threads that are ideal for piercing and being secured into steel, providing a strong and reliable attachment.