A suitable strategy for controlling population growth in India is the implementation of family planning programs, which provide education and resources to help families manage their reproductive health.
Step 1: Analyzing each option.
- (A) Encouraging early marriage: Incorrect. Early marriage is not a strategy for controlling population growth, as it may lead to higher birth rates.
- (B) Allowing people of other countries to settle in India: Incorrect. This would likely increase population growth, not reduce it.
- (C) Implementing family planning programs: Correct. Family planning programs help control population growth by educating people and providing resources for reproductive health.
- (D) Accelerating birth rate: Incorrect. Accelerating birth rates would only worsen the issue of population growth.
Step 2: Conclusion.
Thus, the correct answer is (C), Implementing family planning programs.
Final Answer:} Implementing family planning programs.