(Choose 1 answer)
<Container>
<Row><Col sm={6} md={4}>
{/* Placeholder content */}
</Col>
<Col sm={6} md={8}>
{/* Placeholder content */}
</Col>
</Row>
</Container>
How many columns will the code above display on a mobile screen?
A. 4
B. 3
C. 1
D. 2
Q: 21
