如果有两个事务，同时对数据库中同一数据进行操作，不会因此冲突的操作是( )。

A．一个是SELECT，另一个是UPDATE

B．其中有一个是DELETE

C．两个都是UPDATE

D．两个都是SELECT

____ meeting you here! I didn't know you ____ coming to the conference.[ ]

A. Suppose, would be            

B. Imagine, are

C. Assume, are                

D. Fancy, were