In a concrete pavement A. temperature stress is tensile

In a concrete pavement
A. temperature stress is tensile at bottom during day time
B. load stress is compresive at bottom

1. Both the statement (A) and (B) are correct
2. Statement (A) is correct and (B) is wrong
3. Statement (B) is wrong and (A) is correct
4. Both statement (A) and (B) are incorrect

In concrete parenut, at bottom, the temperature stress is ternsile and load stress is compressive