Which of the following statements is/are NOT correct in respect of population growth in the decade 1921-1951?

The decades 1921-1951 are referred to as the period of Rapid population growth. An overall improvement in health and sanitation throughout the country brought down the mortality rate The crude birth rate remained high in this period leading to higher growth rate than the previous phase. This period has witnessed Great Economic Depression, 1920s and World War II.

The decades 1921-1951 are referred to as the period of Rapid population growth.

The decades 1921-1951 are referred to as the period of steady population growth. An overall improvement in health and sanitation throughout the country brought down the mortality rate. At the same time better transport and communication system improved distribution system. The crude birth rate remained high in this period leading to higher growth rate than the previous phase. This is impressive at the backdrop of Great Economic Depression, 1920s and World War II.