초보 개발자 입니다.

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
      package="com.ft"
      android:versionCode="1"
      android:versionName="1.0">
      <supports-screens android:largeScreens="true"
  android:normalScreens="true" android:smallScreens="true"
  android:anyDensity="true" />

     
    <application android:icon="@drawable/icon" android:label="@string/app_name">
        <activity android:name=".MainActivity"
                  android:label="@string/main">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
        <activity android:name=".MyActivity2"
                  android:label="@string/select">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
        <activity android:name=".Key"
                  android:label="@string/passwd">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
        <activity android:name=".SecretReg"
                  android:label="@string/secret">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
        <activity android:name=".CreditReg"
                  android:label="@string/credit">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
        <activity android:name=".SecretMod"
                  android:label="@string/secretmod">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
             </activity> 
     
     ....  

    </application>
    <uses-sdk android:minSdkVersion="4" />

</manifest>

이런식으로 화면이 넘어가게 개발하였는데 새로운 class를 추가하면 manifest에 등록하라고 나와서 다 등록하면

apk파일이 여러개 생기네요.. main  apk 파일만 만들어서 배포하고 싶은데요..

좀 알려주세요 ㅠㅠ