What Is the Output of the Following Program?
#Include $\quad$

question 46

Multiple Choice

What is the output of the following program?
#include <iostream>
using namespace std;
class TestClass
{
$\quad$ public:
$\quad$$\quad$ TestClass(int x)
$\quad$$\quad$ { cout << x << endl; }
$\quad$$\quad$ TestClass()
$\quad$$\quad$ { cout << "Hello!" << endl; }
};
int main()
{
$\quad$ TestClass test(77) ;
$\quad$ return 0;
}

• A) The program runs, but with no output.
• B) 77
• C) Hello!
• D) The program will not compile.

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Definitions:

Deep Soil

Soil with a significant depth, allowing for extensive root penetration and nutrient availability, beneficial for agriculture.

Solar Radiation

Electromagnetic energy emitted by the sun, including visible light, ultraviolet light, and infrared radiation, which provides the primary source of energy for Earth's climate system.

Tropical Rain Forest

A hot, moist biome found near the Earth's equator, characterized by high annual rainfall and a diversity of plant and animal species.

Emergent Layer

The topmost layer of a rainforest, where the tallest trees extend above the forest's general canopy, receiving most sunlight.