B) Lower

China:
- The sex ratio in China is skewed towards males, with a higher number of males compared to females.
- This is primarily due to the cultural preference for male children, resulting in sex-selective practices such as female infanticide and sex-selective abortions.
- The one-child policy implemented in China from 1979 to 2015 also contributed to the imbalance, as many families preferred having a male child as their only offspring.
- The sex ratio at birth in China was reported to be around 114 males per 100 females in 2019.

India:
- Similar to China, India also has a lower sex ratio, favoring males.
- The preference for male children, known as son preference, is deeply rooted in Indian society.
- This preference leads to practices such as female infanticide, sex-selective abortions, and neglect of female children.
- The sex ratio at birth in India was reported to be around 110 males per 100 females in 2019.

Saudi Arabia:
- Saudi Arabia has a higher sex ratio, favoring females.
- This is primarily due to the large number of expatriate male workers in the country.
- Many men from different countries come to Saudi Arabia for employment, leading to a higher number of females compared to males among the Saudi population.
- The sex ratio in Saudi Arabia was reported to be around 105 males per 100 females in 2019.

Pakistan:
- Pakistan has a lower sex ratio, favoring males.
- Similar to China and India, Pakistan also has a cultural preference for male children, leading to practices such as female infanticide and sex-selective abortions.
- The sex ratio at birth in Pakistan was reported to be around 107 males per 100 females in 2019.

Afghanistan:
- Afghanistan has a lower sex ratio, favoring males.
- The preference for male children is prevalent in Afghan society, and this leads to practices such as female infanticide and sex-selective abortions.
- The ongoing conflict in Afghanistan also contributes to the lower sex ratio, as it disproportionately affects males.
- The sex ratio at birth in Afghanistan was reported to be around 106 males per 100 females in 2019.

In summary, countries like China, India, Saudi Arabia, Pakistan, and Afghanistan have lower sex ratios, indicating a higher number of males compared to females. This imbalance is primarily due to cultural preferences for male children and practices such as female infanticide and sex-selective abortions. However, it is important to note that sex ratios can vary over time and may be influenced by various factors such as government policies and social changes.