Which of the following is/ are the vantage/ advantages of practising drip irrigation?

§ Reduction in weed

§ Reduction in soil salinity

§ Reduction in soil erosion

Select the correct answer using the code given below.

(a) 1 and  2  only

(b) 3 only

(c) 1 and 3 only

(d) None of the above is an advantage of practicing  drip irrigation