Answer:
it means that that before u do anything it looks difficult and you dont wanna do it but later after you do that it isn't that hard.eg.Before u study about the grammar topic ,u think it would be hard and impossible to learn but later when u get the idea u will really know how it is.
D. In an encyclopedia under the word “dictionary”
Answer:
Every child has the right to learn. A lack of trained teachers, inadequate learning materials, makeshift classes and poor sanitation facilities make learning difficult for many children.
Explanation: