C++ Type Checking Question:

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Select the right option.
Given the variables p, q are of char type and r, s, t are of int type
1. t = (r * s) / (r + s);
2. t = (p * q) / (r + s);
a) 1 is true but 2 is false
b) 1 is false and 2 is true
c) both 1 and 2 are true
d) both 1 and 2 are false