(Solved): which one is the correct answer with solution: (a) Which of the following statements in the main fun ...

(a) Which of the following statements in the main function body is invalid? (A) float height $=175\mathrm{e}?2$; (B) int score(90); (C) size_t negative; (D) double rate $=.64+.08$; (b) Which of the following array initialisation is incorrect? (A) float $m[2][3]=\{\{1,2,3\},\{4,5,6\}\}$; (B) float $m[][3]=\{\{1.0,2,3\},\{?\}\}$; (C) float $m[3][4]=\{\{1,2,3,4\},\{5,6,7\},\{8,9\}\}$; (D) float $m[2][]=\{\{1.0,2\},\{3,4\}\}$; (c) Given that int $a=?1,b=0,c=1$; which of the following expression evaluates to true? (A) $a?b<c\&\&b$ (B) $a??b+c>b$ (C) $a>b\&\&$ ! $c<b$ (D) (a $+b?c?b)$ (d) Given that x, $y$ and $z$ are of type unsigned int, $x=4$, and $y=6$, what is the value of the following expression? $z=10?(\text{ float })y/x$ (A) 9 (B) 8.5 (C) 8 (D) The expression is invalid due to combination of different data types (e) Which is the default storage class for all local variables in a C program? (A)) auto (B) register (C) static (D) extern