Choose the correct options to complete the instructions on how to write a problem & solution essay.

Choose the correct option.

Problem-solution essays [are usually written|are never written] in formal style.

Shortenings and colloquial expressions [should be avoided|should be used as often as possible].

You need to choose [two topics|a single big issue] to write about.

Try to provide [4|1-3|5] suggestions on how to solve the problem.

Supporting the solutions with their possible results [is necessary|isn't necessary].

You [must restate|don't have to restate] the main problem in the last paragraph.