भारत ने अपनी पहली पंचवर्षीय योजना किस वर्ष शुरू की थी?

What is one of the principal objectives of planning in underdeveloped countries?

Which of the following is NOT an objective of economic planning?

The type of planning where the Central Planning Authority decides every aspect of the economy, setting targets and processes that must be strictly followed, is called: