One needed to be aware about the latest trends in the field of sugarcane agriculture to deal with this ques.
Only option 1 and 4 are correct while 2 and 3 are incorrect.
Bud chip technology reduces the mass and enables quick multiplication of seeds. This method has proved to be more economical and convenient than the traditional method of planting two to three bud setts. The returns are relatively better, with substantial savings on the seed material used for planting.
In bad weather conditions when setts are directly planted large setts have better survival rates as compared to single budded setts.