The death toll in the recent Nepal earthquake, estimated

• A. to be over 3,000, makes it the deadliest in 50 years.
• B. to be over 3,000, make it the deadliest in 50 years.
• C. at over 3,000, makes it the deadliest for 50 years.
• D. to be over 3,000, making it the deadliest in 50 years.