With reference to the current trends in the cultivation of sugarcane i

With reference to the current trends in the cultivation of sugarcane in India, consider the following statements:

• A substantial saving in seed material is made when ‘bud chip settlings’ are raised in a nursery and transplanted in the main field.
• When direct planting of setts is done, the germination percentage is better with single-budded setts as compared to setts with many buds.
• If bad weather conditions prevail when setts are directly planted, single-budded setts have better survival as compared to large setts.
• Sugarcane can be cultivated using settlings prepared from tissue culture.

Which of the statements given above is/are correct ?