Sentence rearrangement (PQRS) — Build a science/philosophy-style contrast: 'It is easier ...' for men to venture into space than to explore beneath their feet — choose the correct sequence.

Given data

• Starter: 'It is easier'
• Q: for men
• P: to venture into space
• S: than to explore
• R: beneath their feet

Concept/Approach
The comparative construction 'easier for X to do A than to do B (somewhere)' dictates the order: beneficiary (Q), first infinitive (P), comparator (S), and the adverbial complement (R).

Step-by-step reconstruction
1) Q → 'for men'.2) P → 'to venture into space'.3) S → 'than to explore'.4) R → 'beneath their feet'.Sequence: QPSR.

Verification
Full sentence: 'It is easier for men to venture into space than to explore beneath their feet.'

Common pitfalls
Placing R before S creates a dangling phrase; omitting Q weakens the comparative complement 'for men'.

Final Answer
Correct order: QPSR.