If Sohan is taller than Mohan but shorter than Geeta and Mohan is as tall as Megha but taller than Komal, then Megha is:

Sohan is taller than Mohan but shorter than Geeta.

Mohan is as tall as Megha but taller than Komal.

Based on the above information, their arrangement according to their heights is -

Geeta > Sohan > Megha = Mohan > Komal

Now, let's check the options for Megha -

(a) taller than Geeta - Megha is shorter than Geeta

(b) shorter than Komal - Megha is taller than Komal.

(c) shorter than Mohan - Megha equal to Mohan.

(d) shorter than Sohan - Megha is shorter than Sohan.

So, the correct answer is (d).