下列程序运行结果为:#includemain(){int a,b;a=3;b=!++a?a*2:a*3;printf("%d,%d\n",a,b);a=a?++a:++b;printf("%d,%d\n",a,b);printf("%d\n",a=(a-5)?a:b-1?a+1:b+2);}
Check the sentences that used the underlined parts correctly.
A. Cotton is a synthetic material.
B. Glass is brittle and can shatter.