The Second Trimester Goes from 14 Weeks 0 Days to Less

question 27

Multiple Choice

The second trimester goes from 14 weeks 0 days to less than _____ weeks 0 days?

• A) 22
• B) 24
• C) 26
• D) 28

---

Definitions:

C-Channel Frame

The structure of a frame, often used in vehicle construction or building, characterized by its cross-sectional shape resembling the letter "C", providing strength and flexibility.

Flanges

Flat rims, edges, ribs, or collars, often used to strengthen an object, attach it to another object, or for handling.

Section Modulus (SM)

A geometric property for a given cross-section used in the design of beams or flexural members.

Rail Yield Strength

The stress at which a material, like the steel used in railway tracks, begins to deform plastically.