Can the following contracts be enforced specifically i A contracts for the sale of property which is......

Can the following contracts be enforced specifically?
(i) A contracts for the sale of property which is under attachment by court’s order.
(ii) Mere agreement to enter into a contract
(iii) A contracts to write a book for B. He writes the book but refuses to assign copyright and hand over the manuscript to B who then sues A for specific performance.     (15 Marks)

By: santosh