Sentence improvement (conditionals) — Correct the verb form to make a standard first conditional in: ‘‘If he had time he will call you.’’ Choose the option that yields a grammatically correct and realistic conditional sentence.

Given sentence
‘‘If he had time he will call you.’’

Concept/Approach
First conditional form: If + present simple + will + base verb. The if-clause must be present simple, not past simple.

Construction
Correct pattern ⇒ ‘‘If he has time, he will call you.’’

Option analysis
A: would have — Forms a mixed/third conditional; not appropriate here.B: would have had — Also third conditional structure; incorrect.
C: has — Right first-conditional structure.D: No improvement — Leaves the tense mismatch intact.

Final Answer
has