Analyze the propositions and select the right alternative:I-...
I- ‘age-related’ (l.8) is a hyphenated compound word;
II- ‘middle age’ (l.4, 5) is working as a noun;
III- ‘healthfully’ (l.18) is an adverb built by prefixation;
IV- ‘outside’ (l.6) is a preposition.
