![](https://cos-cdn.shuashuati.com/pipixue-web/2020-1231-2005-12/ti_inject-812ce.png)
在Activity中需要找到一个id是textView1的的TextView组件,下面哪种语句写法是正确的?( )
A.
TextView tv1 = (TextView)findViewById(R.id.textView1);
B.
TextView tv1 = findViewById(R.id.textView1);
C.
TextView tv1 = (TextView)findViewById(R.id.textView2);
D.
TextView tv1 = (TextView)findViewById(R.string.textView1);