Computer education (1)/ in universities and colleges (2) leaves much to be desired. (3)/ No error. (4)

Answer

3

Explanation

more will replace much because - more (Adv.) : in addition, to a greater extent (needs to be done/is desired)
more `rarr` Comparative Degree
much `rarr` Positive Degree
most `rarr` Superlative Degree Look at the examples given below: People watch T.V. more than is needed. She needs to be given more time than is allotted. Hence, leaves more to be desired is the right usage.