Which of the following statements is correct?

Other things held constant, the expectations theory would generally lead to an

upward sloping yield curve.

Other things held constant, a downward sloping yield curve would suggest that

investors expect interest rates to increase in the future.

Other things held constant, the market segmentation theory would generally

lead to an upward sloping yield curve.

Other things held constant, the yield curve under normal conditions would be

horizontal $($i$.$e$.,$ flat$).$

Other things held constant, the liquidity preference theory would generally lead

to an upward sloping yield curve.